Home / 9,785,187.60-14,677,781.40-9,155,331.60

Finding the Fourth Proportional to 9,785,187.60, 14,677,781.40 and 9,155,331.60

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Solution

The fourth proportional to 9,785,187.60, 14,677,781.40 and 9,155,331.60 is: 13,732,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,187.60 : 14,677,781.40 = 9,155,331.60 : x
  2. Step 2: Convert to fraction form
    9,785,187.60/14,677,781.40 = 9,155,331.60/x
  3. Step 3: Cross multiply
    9,785,187.60x = 14,677,781.40 × 9,155,331.60
  4. Step 4: Simplify right side
    9,785,187.60x = 134,379,955,869,312.23
  5. Step 5: Solve for x
    x = 134,379,955,869,312.23/9,785,187.60
  6. Step 6: Final answer
    x = 13,732,997.40

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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.