Home / 23,178,859.30-34,772,954.55-19,418,385.70

Finding the Fourth Proportional to 23,178,859.30, 34,772,954.55 and 19,418,385.70

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Solution

The fourth proportional to 23,178,859.30, 34,772,954.55 and 19,418,385.70 is: 29,131,487.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178,859.30 : 34,772,954.55 = 19,418,385.70 : x
  2. Step 2: Convert to fraction form
    23,178,859.30/34,772,954.55 = 19,418,385.70/x
  3. Step 3: Cross multiply
    23,178,859.30x = 34,772,954.55 × 19,418,385.70
  4. Step 4: Simplify right side
    23,178,859.30x = 675,234,643,380,469.88
  5. Step 5: Solve for x
    x = 675,234,643,380,469.88/23,178,859.30
  6. Step 6: Final answer
    x = 29,131,487.22

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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.