Home / 56,726,134.73-85,113,951.85-19,864,481.50

Finding the Fourth Proportional to 56,726,134.73, 85,113,951.85 and 19,864,481.50

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Solution

The fourth proportional to 56,726,134.73, 85,113,951.85 and 19,864,481.50 is: 29,805,389.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,726,134.73 : 85,113,951.85 = 19,864,481.50 : x
  2. Step 2: Convert to fraction form
    56,726,134.73/85,113,951.85 = 19,864,481.50/x
  3. Step 3: Cross multiply
    56,726,134.73x = 85,113,951.85 × 19,864,481.50
  4. Step 4: Simplify right side
    56,726,134.73x = 1,690,744,522,149,273
  5. Step 5: Solve for x
    x = 1,690,744,522,149,273/56,726,134.73
  6. Step 6: Final answer
    x = 29,805,389.18

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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.