Home / 67,451,501.98-101,169,073.50-18,933,256.90

Finding the Fourth Proportional to 67,451,501.98, 101,169,073.50 and 18,933,256.90

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Solution

The fourth proportional to 67,451,501.98, 101,169,073.50 and 18,933,256.90 is: 28,397,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,451,501.98 : 101,169,073.50 = 18,933,256.90 : x
  2. Step 2: Convert to fraction form
    67,451,501.98/101,169,073.50 = 18,933,256.90/x
  3. Step 3: Cross multiply
    67,451,501.98x = 101,169,073.50 × 18,933,256.90
  4. Step 4: Simplify right side
    67,451,501.98x = 1,915,460,058,910,482
  5. Step 5: Solve for x
    x = 1,915,460,058,910,482/67,451,501.98
  6. Step 6: Final answer
    x = 28,397,589.42

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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.