Home / 9,504,381.60-14,256,572.40-8,459,287.20

Finding the Fourth Proportional to 9,504,381.60, 14,256,572.40 and 8,459,287.20

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Solution

The fourth proportional to 9,504,381.60, 14,256,572.40 and 8,459,287.20 is: 12,688,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,504,381.60 : 14,256,572.40 = 8,459,287.20 : x
  2. Step 2: Convert to fraction form
    9,504,381.60/14,256,572.40 = 8,459,287.20/x
  3. Step 3: Cross multiply
    9,504,381.60x = 14,256,572.40 × 8,459,287.20
  4. Step 4: Simplify right side
    9,504,381.60x = 120,600,440,419,193.27
  5. Step 5: Solve for x
    x = 120,600,440,419,193.27/9,504,381.60
  6. Step 6: Final answer
    x = 12,688,930.80

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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.