Home / 49,717,505.40-74,450,286.90-39,639,809.40

Finding the Fourth Proportional to 49,717,505.40, 74,450,286.90 and 39,639,809.40

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Solution

The fourth proportional to 49,717,505.40, 74,450,286.90 and 39,639,809.40 is: 59,359,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,717,505.40 : 74,450,286.90 = 39,639,809.40 : x
  2. Step 2: Convert to fraction form
    49,717,505.40/74,450,286.90 = 39,639,809.40/x
  3. Step 3: Cross multiply
    49,717,505.40x = 74,450,286.90 × 39,639,809.40
  4. Step 4: Simplify right side
    49,717,505.40x = 2,951,195,182,491,317
  5. Step 5: Solve for x
    x = 2,951,195,182,491,317/49,717,505.40
  6. Step 6: Final answer
    x = 59,359,277.15

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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.