Home / 9,343,168.80-14,014,753.20-8,280,286.80

Finding the Fourth Proportional to 9,343,168.80, 14,014,753.20 and 8,280,286.80

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Solution

The fourth proportional to 9,343,168.80, 14,014,753.20 and 8,280,286.80 is: 12,420,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343,168.80 : 14,014,753.20 = 8,280,286.80 : x
  2. Step 2: Convert to fraction form
    9,343,168.80/14,014,753.20 = 8,280,286.80/x
  3. Step 3: Cross multiply
    9,343,168.80x = 14,014,753.20 × 8,280,286.80
  4. Step 4: Simplify right side
    9,343,168.80x = 116,046,175,927,217.75
  5. Step 5: Solve for x
    x = 116,046,175,927,217.75/9,343,168.80
  6. Step 6: Final answer
    x = 12,420,430.20

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Double scale
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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.