Home / 8,103,139.76-11,182,691.10-4,666,487.96

Finding the Fourth Proportional to 8,103,139.76, 11,182,691.10 and 4,666,487.96

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Solution

The fourth proportional to 8,103,139.76, 11,182,691.10 and 4,666,487.96 is: 6,439,959.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,139.76 : 11,182,691.10 = 4,666,487.96 : x
  2. Step 2: Convert to fraction form
    8,103,139.76/11,182,691.10 = 4,666,487.96/x
  3. Step 3: Cross multiply
    8,103,139.76x = 11,182,691.10 × 4,666,487.96
  4. Step 4: Simplify right side
    8,103,139.76x = 52,183,893,378,549.16
  5. Step 5: Solve for x
    x = 52,183,893,378,549.16/8,103,139.76
  6. Step 6: Final answer
    x = 6,439,959.69

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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.