Home / 25,709,840.91-38,544,470.08-12,747,053.88

Finding the Fourth Proportional to 25,709,840.91, 38,544,470.08 and 12,747,053.88

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Solution

The fourth proportional to 25,709,840.91, 38,544,470.08 and 12,747,053.88 is: 19,110,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709,840.91 : 38,544,470.08 = 12,747,053.88 : x
  2. Step 2: Convert to fraction form
    25,709,840.91/38,544,470.08 = 12,747,053.88/x
  3. Step 3: Cross multiply
    25,709,840.91x = 38,544,470.08 × 12,747,053.88
  4. Step 4: Simplify right side
    25,709,840.91x = 491,328,436,885,807.94
  5. Step 5: Solve for x
    x = 491,328,436,885,807.94/25,709,840.91
  6. Step 6: Final answer
    x = 19,110,520.31

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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.