Home / 25,467,964.90-38,177,932.47-12,676,376.86

Finding the Fourth Proportional to 25,467,964.90, 38,177,932.47 and 12,676,376.86

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Solution

The fourth proportional to 25,467,964.90, 38,177,932.47 and 12,676,376.86 is: 19,002,612.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,467,964.90 : 38,177,932.47 = 12,676,376.86 : x
  2. Step 2: Convert to fraction form
    25,467,964.90/38,177,932.47 = 12,676,376.86/x
  3. Step 3: Cross multiply
    25,467,964.90x = 38,177,932.47 × 12,676,376.86
  4. Step 4: Simplify right side
    25,467,964.90x = 483,957,859,725,350.62
  5. Step 5: Solve for x
    x = 483,957,859,725,350.62/25,467,964.90
  6. Step 6: Final answer
    x = 19,002,612.17

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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.