Home / 61,789,531.38-85,273,539.11-34,287,459.63

Finding the Fourth Proportional to 61,789,531.38, 85,273,539.11 and 34,287,459.63

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Solution

The fourth proportional to 61,789,531.38, 85,273,539.11 and 34,287,459.63 is: 47,318,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,789,531.38 : 85,273,539.11 = 34,287,459.63 : x
  2. Step 2: Convert to fraction form
    61,789,531.38/85,273,539.11 = 34,287,459.63/x
  3. Step 3: Cross multiply
    61,789,531.38x = 85,273,539.11 × 34,287,459.63
  4. Step 4: Simplify right side
    61,789,531.38x = 2,923,813,029,741,351.50
  5. Step 5: Solve for x
    x = 2,923,813,029,741,351.50/61,789,531.38
  6. Step 6: Final answer
    x = 47,318,906.04

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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.