Home / 32,890,516.92-45,388,363.68-18,205,868.16

Finding the Fourth Proportional to 32,890,516.92, 45,388,363.68 and 18,205,868.16

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Solution

The fourth proportional to 32,890,516.92, 45,388,363.68 and 18,205,868.16 is: 25,123,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,890,516.92 : 45,388,363.68 = 18,205,868.16 : x
  2. Step 2: Convert to fraction form
    32,890,516.92/45,388,363.68 = 18,205,868.16/x
  3. Step 3: Cross multiply
    32,890,516.92x = 45,388,363.68 × 18,205,868.16
  4. Step 4: Simplify right side
    32,890,516.92x = 826,334,565,156,212.38
  5. Step 5: Solve for x
    x = 826,334,565,156,212.38/32,890,516.92
  6. Step 6: Final answer
    x = 25,123,793.80

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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.