Home / 7,654,753.76-11,478,143.86-3,610,155.58

Finding the Fourth Proportional to 7,654,753.76, 11,478,143.86 and 3,610,155.58

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Solution

The fourth proportional to 7,654,753.76, 11,478,143.86 and 3,610,155.58 is: 5,413,353.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654,753.76 : 11,478,143.86 = 3,610,155.58 : x
  2. Step 2: Convert to fraction form
    7,654,753.76/11,478,143.86 = 3,610,155.58/x
  3. Step 3: Cross multiply
    7,654,753.76x = 11,478,143.86 × 3,610,155.58
  4. Step 4: Simplify right side
    7,654,753.76x = 41,437,885,104,221.73
  5. Step 5: Solve for x
    x = 41,437,885,104,221.73/7,654,753.76
  6. Step 6: Final answer
    x = 5,413,353.11

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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.