Home / 40,911,478.62-61,365,723.21-12,156,866.84

Finding the Fourth Proportional to 40,911,478.62, 61,365,723.21 and 12,156,866.84

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Solution

The fourth proportional to 40,911,478.62, 61,365,723.21 and 12,156,866.84 is: 18,234,856.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,478.62 : 61,365,723.21 = 12,156,866.84 : x
  2. Step 2: Convert to fraction form
    40,911,478.62/61,365,723.21 = 12,156,866.84/x
  3. Step 3: Cross multiply
    40,911,478.62x = 61,365,723.21 × 12,156,866.84
  4. Step 4: Simplify right side
    40,911,478.62x = 746,014,925,297,438.75
  5. Step 5: Solve for x
    x = 746,014,925,297,438.75/40,911,478.62
  6. Step 6: Final answer
    x = 18,234,856.10

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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.