Home / 72,274,863.98-108,280,764.32-64,526,454.20

Finding the Fourth Proportional to 72,274,863.98, 108,280,764.32 and 64,526,454.20

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Solution

The fourth proportional to 72,274,863.98, 108,280,764.32 and 64,526,454.20 is: 96,672,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,274,863.98 : 108,280,764.32 = 64,526,454.20 : x
  2. Step 2: Convert to fraction form
    72,274,863.98/108,280,764.32 = 64,526,454.20/x
  3. Step 3: Cross multiply
    72,274,863.98x = 108,280,764.32 × 64,526,454.20
  4. Step 4: Simplify right side
    72,274,863.98x = 6,986,973,778,771,438
  5. Step 5: Solve for x
    x = 6,986,973,778,771,438/72,274,863.98
  6. Step 6: Final answer
    x = 96,672,250.83

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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.