Home / 22,565,861.89-31,140,016.36-12,252,348.97

Finding the Fourth Proportional to 22,565,861.89, 31,140,016.36 and 12,252,348.97

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Solution

The fourth proportional to 22,565,861.89, 31,140,016.36 and 12,252,348.97 is: 16,907,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,565,861.89 : 31,140,016.36 = 12,252,348.97 : x
  2. Step 2: Convert to fraction form
    22,565,861.89/31,140,016.36 = 12,252,348.97/x
  3. Step 3: Cross multiply
    22,565,861.89x = 31,140,016.36 × 12,252,348.97
  4. Step 4: Simplify right side
    22,565,861.89x = 381,538,347,452,079.19
  5. Step 5: Solve for x
    x = 381,538,347,452,079.19/22,565,861.89
  6. Step 6: Final answer
    x = 16,907,767.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.