Home / 38,237,833.62-52,767,545.99-20,834,321.85

Finding the Fourth Proportional to 38,237,833.62, 52,767,545.99 and 20,834,321.85

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Solution

The fourth proportional to 38,237,833.62, 52,767,545.99 and 20,834,321.85 is: 28,751,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,237,833.62 : 52,767,545.99 = 20,834,321.85 : x
  2. Step 2: Convert to fraction form
    38,237,833.62/52,767,545.99 = 20,834,321.85/x
  3. Step 3: Cross multiply
    38,237,833.62x = 52,767,545.99 × 20,834,321.85
  4. Step 4: Simplify right side
    38,237,833.62x = 1,099,376,036,286,165.38
  5. Step 5: Solve for x
    x = 1,099,376,036,286,165.38/38,237,833.62
  6. Step 6: Final answer
    x = 28,751,002.14

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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.