Home / 84,711,864.38-127,121,549.60-36,190,083.14

Finding the Fourth Proportional to 84,711,864.38, 127,121,549.60 and 36,190,083.14

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Solution

The fourth proportional to 84,711,864.38, 127,121,549.60 and 36,190,083.14 is: 54,308,088.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,711,864.38 : 127,121,549.60 = 36,190,083.14 : x
  2. Step 2: Convert to fraction form
    84,711,864.38/127,121,549.60 = 36,190,083.14/x
  3. Step 3: Cross multiply
    84,711,864.38x = 127,121,549.60 × 36,190,083.14
  4. Step 4: Simplify right side
    84,711,864.38x = 4,600,539,448,909,634
  5. Step 5: Solve for x
    x = 4,600,539,448,909,634/84,711,864.38
  6. Step 6: Final answer
    x = 54,308,088.75

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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.