Home / 25,500,029.25-38,246,306.90-12,542,701.89

Finding the Fourth Proportional to 25,500,029.25, 38,246,306.90 and 12,542,701.89

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Solution

The fourth proportional to 25,500,029.25, 38,246,306.90 and 12,542,701.89 is: 18,812,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500,029.25 : 38,246,306.90 = 12,542,701.89 : x
  2. Step 2: Convert to fraction form
    25,500,029.25/38,246,306.90 = 12,542,701.89/x
  3. Step 3: Cross multiply
    25,500,029.25x = 38,246,306.90 × 12,542,701.89
  4. Step 4: Simplify right side
    25,500,029.25x = 479,712,025,967,895.31
  5. Step 5: Solve for x
    x = 479,712,025,967,895.31/25,500,029.25
  6. Step 6: Final answer
    x = 18,812,214.74

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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.