Home / 45,418,501.12-68,102,545.92-15,109,818.88

Finding the Fourth Proportional to 45,418,501.12, 68,102,545.92 and 15,109,818.88

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Solution

The fourth proportional to 45,418,501.12, 68,102,545.92 and 15,109,818.88 is: 22,656,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,418,501.12 : 68,102,545.92 = 15,109,818.88 : x
  2. Step 2: Convert to fraction form
    45,418,501.12/68,102,545.92 = 15,109,818.88/x
  3. Step 3: Cross multiply
    45,418,501.12x = 68,102,545.92 × 15,109,818.88
  4. Step 4: Simplify right side
    45,418,501.12x = 1,029,017,134,118,083
  5. Step 5: Solve for x
    x = 1,029,017,134,118,083/45,418,501.12
  6. Step 6: Final answer
    x = 22,656,342.87

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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.