Home / 60,445,956.33-90,668,879.11-18,947,131.06

Finding the Fourth Proportional to 60,445,956.33, 90,668,879.11 and 18,947,131.06

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Solution

The fourth proportional to 60,445,956.33, 90,668,879.11 and 18,947,131.06 is: 28,420,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,445,956.33 : 90,668,879.11 = 18,947,131.06 : x
  2. Step 2: Convert to fraction form
    60,445,956.33/90,668,879.11 = 18,947,131.06/x
  3. Step 3: Cross multiply
    60,445,956.33x = 90,668,879.11 × 18,947,131.06
  4. Step 4: Simplify right side
    60,445,956.33x = 1,717,915,135,560,466
  5. Step 5: Solve for x
    x = 1,717,915,135,560,466/60,445,956.33
  6. Step 6: Final answer
    x = 28,420,679.23

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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.