Home / 42,756,651.38-59,004,257.64-23,177,479.21

Finding the Fourth Proportional to 42,756,651.38, 59,004,257.64 and 23,177,479.21

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Solution

The fourth proportional to 42,756,651.38, 59,004,257.64 and 23,177,479.21 is: 31,984,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,756,651.38 : 59,004,257.64 = 23,177,479.21 : x
  2. Step 2: Convert to fraction form
    42,756,651.38/59,004,257.64 = 23,177,479.21/x
  3. Step 3: Cross multiply
    42,756,651.38x = 59,004,257.64 × 23,177,479.21
  4. Step 4: Simplify right side
    42,756,651.38x = 1,367,569,954,752,583.75
  5. Step 5: Solve for x
    x = 1,367,569,954,752,583.75/42,756,651.38
  6. Step 6: Final answer
    x = 31,984,963.99

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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.