Home / 13,852,003.32-20,676,565.08-12,215,788.38

Finding the Fourth Proportional to 13,852,003.32, 20,676,565.08 and 12,215,788.38

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Solution

The fourth proportional to 13,852,003.32, 20,676,565.08 and 12,215,788.38 is: 18,234,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852,003.32 : 20,676,565.08 = 12,215,788.38 : x
  2. Step 2: Convert to fraction form
    13,852,003.32/20,676,565.08 = 12,215,788.38/x
  3. Step 3: Cross multiply
    13,852,003.32x = 20,676,565.08 × 12,215,788.38
  4. Step 4: Simplify right side
    13,852,003.32x = 252,580,543,442,577.75
  5. Step 5: Solve for x
    x = 252,580,543,442,577.75/13,852,003.32
  6. Step 6: Final answer
    x = 18,234,224.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.