Home / 45,988,474.28-68,970,940.50-13,632,810.44

Finding the Fourth Proportional to 45,988,474.28, 68,970,940.50 and 13,632,810.44

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Solution

The fourth proportional to 45,988,474.28, 68,970,940.50 and 13,632,810.44 is: 20,445,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988,474.28 : 68,970,940.50 = 13,632,810.44 : x
  2. Step 2: Convert to fraction form
    45,988,474.28/68,970,940.50 = 13,632,810.44/x
  3. Step 3: Cross multiply
    45,988,474.28x = 68,970,940.50 × 13,632,810.44
  4. Step 4: Simplify right side
    45,988,474.28x = 940,267,757,705,018.75
  5. Step 5: Solve for x
    x = 940,267,757,705,018.75/45,988,474.28
  6. Step 6: Final answer
    x = 20,445,726.29

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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.