Home / 40,911,474.87-61,365,717.59-12,156,863.09

Finding the Fourth Proportional to 40,911,474.87, 61,365,717.59 and 12,156,863.09

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Solution

The fourth proportional to 40,911,474.87, 61,365,717.59 and 12,156,863.09 is: 18,234,850.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,474.87 : 61,365,717.59 = 12,156,863.09 : x
  2. Step 2: Convert to fraction form
    40,911,474.87/61,365,717.59 = 12,156,863.09/x
  3. Step 3: Cross multiply
    40,911,474.87x = 61,365,717.59 × 12,156,863.09
  4. Step 4: Simplify right side
    40,911,474.87x = 746,014,626,793,621.88
  5. Step 5: Solve for x
    x = 746,014,626,793,621.88/40,911,474.87
  6. Step 6: Final answer
    x = 18,234,850.47

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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.