Home / 14,342,822.52-19,792,517.64-7,816,311.88

Finding the Fourth Proportional to 14,342,822.52, 19,792,517.64 and 7,816,311.88

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Solution

The fourth proportional to 14,342,822.52, 19,792,517.64 and 7,816,311.88 is: 10,786,195.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,822.52 : 19,792,517.64 = 7,816,311.88 : x
  2. Step 2: Convert to fraction form
    14,342,822.52/19,792,517.64 = 7,816,311.88/x
  3. Step 3: Cross multiply
    14,342,822.52x = 19,792,517.64 × 7,816,311.88
  4. Step 4: Simplify right side
    14,342,822.52x = 154,704,490,764,641.56
  5. Step 5: Solve for x
    x = 154,704,490,764,641.56/14,342,822.52
  6. Step 6: Final answer
    x = 10,786,195.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.