Home / 50,129,892.71-69,178,221.06-27,799,275.20

Finding the Fourth Proportional to 50,129,892.71, 69,178,221.06 and 27,799,275.20

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Solution

The fourth proportional to 50,129,892.71, 69,178,221.06 and 27,799,275.20 is: 38,362,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,129,892.71 : 69,178,221.06 = 27,799,275.20 : x
  2. Step 2: Convert to fraction form
    50,129,892.71/69,178,221.06 = 27,799,275.20/x
  3. Step 3: Cross multiply
    50,129,892.71x = 69,178,221.06 × 27,799,275.20
  4. Step 4: Simplify right side
    50,129,892.71x = 1,923,104,404,747,484.75
  5. Step 5: Solve for x
    x = 1,923,104,404,747,484.75/50,129,892.71
  6. Step 6: Final answer
    x = 38,362,428.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.