Home / 61,731,363.40-85,193,110.88-34,229,291.68

Finding the Fourth Proportional to 61,731,363.40, 85,193,110.88 and 34,229,291.68

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Solution

The fourth proportional to 61,731,363.40, 85,193,110.88 and 34,229,291.68 is: 47,238,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,731,363.40 : 85,193,110.88 = 34,229,291.68 : x
  2. Step 2: Convert to fraction form
    61,731,363.40/85,193,110.88 = 34,229,291.68/x
  3. Step 3: Cross multiply
    61,731,363.40x = 85,193,110.88 × 34,229,291.68
  4. Step 4: Simplify right side
    61,731,363.40x = 2,916,099,841,438,101.50
  5. Step 5: Solve for x
    x = 2,916,099,841,438,101.50/61,731,363.40
  6. Step 6: Final answer
    x = 47,238,545.87

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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.