Home / 74,418,439.66-111,730,294.03-51,334,635.52

Finding the Fourth Proportional to 74,418,439.66, 111,730,294.03 and 51,334,635.52

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Solution

The fourth proportional to 74,418,439.66, 111,730,294.03 and 51,334,635.52 is: 77,072,751.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,418,439.66 : 111,730,294.03 = 51,334,635.52 : x
  2. Step 2: Convert to fraction form
    74,418,439.66/111,730,294.03 = 51,334,635.52/x
  3. Step 3: Cross multiply
    74,418,439.66x = 111,730,294.03 × 51,334,635.52
  4. Step 4: Simplify right side
    74,418,439.66x = 5,735,633,920,572,482
  5. Step 5: Solve for x
    x = 5,735,633,920,572,482/74,418,439.66
  6. Step 6: Final answer
    x = 77,072,751.68

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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.