Home / 25,500,032.18-38,246,311.30-12,542,704.83

Finding the Fourth Proportional to 25,500,032.18, 38,246,311.30 and 12,542,704.83

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Solution

The fourth proportional to 25,500,032.18, 38,246,311.30 and 12,542,704.83 is: 18,812,219.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500,032.18 : 38,246,311.30 = 12,542,704.83 : x
  2. Step 2: Convert to fraction form
    25,500,032.18/38,246,311.30 = 12,542,704.83/x
  3. Step 3: Cross multiply
    25,500,032.18x = 38,246,311.30 × 12,542,704.83
  4. Step 4: Simplify right side
    25,500,032.18x = 479,712,193,472,193.56
  5. Step 5: Solve for x
    x = 479,712,193,472,193.56/25,500,032.18
  6. Step 6: Final answer
    x = 18,812,219.14

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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.