Home / 45,969,034.77-68,963,641.52-13,623,472.44

Finding the Fourth Proportional to 45,969,034.77, 68,963,641.52 and 13,623,472.44

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Solution

The fourth proportional to 45,969,034.77, 68,963,641.52 and 13,623,472.44 is: 20,438,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969,034.77 : 68,963,641.52 = 13,623,472.44 : x
  2. Step 2: Convert to fraction form
    45,969,034.77/68,963,641.52 = 13,623,472.44/x
  3. Step 3: Cross multiply
    45,969,034.77x = 68,963,641.52 × 13,623,472.44
  4. Step 4: Simplify right side
    45,969,034.77x = 939,524,269,541,642.38
  5. Step 5: Solve for x
    x = 939,524,269,541,642.38/45,969,034.77
  6. Step 6: Final answer
    x = 20,438,198.76

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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.