Home / 40,911,479.62-61,365,724.71-12,156,867.84

Finding the Fourth Proportional to 40,911,479.62, 61,365,724.71 and 12,156,867.84

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Solution

The fourth proportional to 40,911,479.62, 61,365,724.71 and 12,156,867.84 is: 18,234,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,479.62 : 61,365,724.71 = 12,156,867.84 : x
  2. Step 2: Convert to fraction form
    40,911,479.62/61,365,724.71 = 12,156,867.84/x
  3. Step 3: Cross multiply
    40,911,479.62x = 61,365,724.71 × 12,156,867.84
  4. Step 4: Simplify right side
    40,911,479.62x = 746,015,005,205,292.38
  5. Step 5: Solve for x
    x = 746,015,005,205,292.38/40,911,479.62
  6. Step 6: Final answer
    x = 18,234,857.60

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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.