Home / 50,498,719.30-75,751,279.09-21,347,125.28

Finding the Fourth Proportional to 50,498,719.30, 75,751,279.09 and 21,347,125.28

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Solution

The fourth proportional to 50,498,719.30, 75,751,279.09 and 21,347,125.28 is: 32,022,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,498,719.30 : 75,751,279.09 = 21,347,125.28 : x
  2. Step 2: Convert to fraction form
    50,498,719.30/75,751,279.09 = 21,347,125.28/x
  3. Step 3: Cross multiply
    50,498,719.30x = 75,751,279.09 × 21,347,125.28
  4. Step 4: Simplify right side
    50,498,719.30x = 1,617,072,044,854,474.50
  5. Step 5: Solve for x
    x = 1,617,072,044,854,474.50/50,498,719.30
  6. Step 6: Final answer
    x = 32,022,040.70

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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.