Home / 9,343,152.30-14,014,728.45-8,280,270.30

Finding the Fourth Proportional to 9,343,152.30, 14,014,728.45 and 8,280,270.30

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Solution

The fourth proportional to 9,343,152.30, 14,014,728.45 and 8,280,270.30 is: 12,420,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343,152.30 : 14,014,728.45 = 8,280,270.30 : x
  2. Step 2: Convert to fraction form
    9,343,152.30/14,014,728.45 = 8,280,270.30/x
  3. Step 3: Cross multiply
    9,343,152.30x = 14,014,728.45 × 8,280,270.30
  4. Step 4: Simplify right side
    9,343,152.30x = 116,045,739,747,100.03
  5. Step 5: Solve for x
    x = 116,045,739,747,100.03/9,343,152.30
  6. Step 6: Final answer
    x = 12,420,405.45

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Half scale
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Double scale
Find fourth proportional to 9,343,153.30, 14,014,729.95 and 8,280,271.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.