Home / 50,367,716.38-75,543,123.23-13,979,803.69

Finding the Fourth Proportional to 50,367,716.38, 75,543,123.23 and 13,979,803.69

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Solution

The fourth proportional to 50,367,716.38, 75,543,123.23 and 13,979,803.69 is: 20,967,359.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,367,716.38 : 75,543,123.23 = 13,979,803.69 : x
  2. Step 2: Convert to fraction form
    50,367,716.38/75,543,123.23 = 13,979,803.69/x
  3. Step 3: Cross multiply
    50,367,716.38x = 75,543,123.23 × 13,979,803.69
  4. Step 4: Simplify right side
    50,367,716.38x = 1,056,078,032,884,878.75
  5. Step 5: Solve for x
    x = 1,056,078,032,884,878.75/50,367,716.38
  6. Step 6: Final answer
    x = 20,967,359.82

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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.