Home / 9,343,178.80-14,014,768.20-8,280,296.80

Finding the Fourth Proportional to 9,343,178.80, 14,014,768.20 and 8,280,296.80

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Solution

The fourth proportional to 9,343,178.80, 14,014,768.20 and 8,280,296.80 is: 12,420,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343,178.80 : 14,014,768.20 = 8,280,296.80 : x
  2. Step 2: Convert to fraction form
    9,343,178.80/14,014,768.20 = 8,280,296.80/x
  3. Step 3: Cross multiply
    9,343,178.80x = 14,014,768.20 × 8,280,296.80
  4. Step 4: Simplify right side
    9,343,178.80x = 116,046,440,279,201.75
  5. Step 5: Solve for x
    x = 116,046,440,279,201.75/9,343,178.80
  6. Step 6: Final answer
    x = 12,420,445.20

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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.