Home / 15,420,343.41-23,106,181.50-5,691,565.85

Finding the Fourth Proportional to 15,420,343.41, 23,106,181.50 and 5,691,565.85

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Solution

The fourth proportional to 15,420,343.41, 23,106,181.50 and 5,691,565.85 is: 8,528,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,420,343.41 : 23,106,181.50 = 5,691,565.85 : x
  2. Step 2: Convert to fraction form
    15,420,343.41/23,106,181.50 = 5,691,565.85/x
  3. Step 3: Cross multiply
    15,420,343.41x = 23,106,181.50 × 5,691,565.85
  4. Step 4: Simplify right side
    15,420,343.41x = 131,510,353,433,770.86
  5. Step 5: Solve for x
    x = 131,510,353,433,770.86/15,420,343.41
  6. Step 6: Final answer
    x = 8,528,367.36

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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.