Home / 20,974,058.20-31,407,943.20-16,722,530.20

Finding the Fourth Proportional to 20,974,058.20, 31,407,943.20 and 16,722,530.20

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Solution

The fourth proportional to 20,974,058.20, 31,407,943.20 and 16,722,530.20 is: 25,041,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,974,058.20 : 31,407,943.20 = 16,722,530.20 : x
  2. Step 2: Convert to fraction form
    20,974,058.20/31,407,943.20 = 16,722,530.20/x
  3. Step 3: Cross multiply
    20,974,058.20x = 31,407,943.20 × 16,722,530.20
  4. Step 4: Simplify right side
    20,974,058.20x = 525,220,278,681,884.62
  5. Step 5: Solve for x
    x = 525,220,278,681,884.62/20,974,058.20
  6. Step 6: Final answer
    x = 25,041,423.73

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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.