Home / 13,304,943.10-19,957,414.65-11,958,625.90

Finding the Fourth Proportional to 13,304,943.10, 19,957,414.65 and 11,958,625.90

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Solution

The fourth proportional to 13,304,943.10, 19,957,414.65 and 11,958,625.90 is: 17,937,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,943.10 : 19,957,414.65 = 11,958,625.90 : x
  2. Step 2: Convert to fraction form
    13,304,943.10/19,957,414.65 = 11,958,625.90/x
  3. Step 3: Cross multiply
    13,304,943.10x = 19,957,414.65 × 11,958,625.90
  4. Step 4: Simplify right side
    13,304,943.10x = 238,663,255,730,529.44
  5. Step 5: Solve for x
    x = 238,663,255,730,529.44/13,304,943.10
  6. Step 6: Final answer
    x = 17,937,938.85

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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.