Home / 19,391,750.10-29,087,625.15-13,652,187.30

Finding the Fourth Proportional to 19,391,750.10, 29,087,625.15 and 13,652,187.30

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Solution

The fourth proportional to 19,391,750.10, 29,087,625.15 and 13,652,187.30 is: 20,478,280.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391,750.10 : 29,087,625.15 = 13,652,187.30 : x
  2. Step 2: Convert to fraction form
    19,391,750.10/29,087,625.15 = 13,652,187.30/x
  3. Step 3: Cross multiply
    19,391,750.10x = 29,087,625.15 × 13,652,187.30
  4. Step 4: Simplify right side
    19,391,750.10x = 397,109,706,659,990.62
  5. Step 5: Solve for x
    x = 397,109,706,659,990.62/19,391,750.10
  6. Step 6: Final answer
    x = 20,478,280.95

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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.