Home / 50,211,561.24-75,346,399.92-21,062,789.76

Finding the Fourth Proportional to 50,211,561.24, 75,346,399.92 and 21,062,789.76

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Solution

The fourth proportional to 50,211,561.24, 75,346,399.92 and 21,062,789.76 is: 31,606,373.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,211,561.24 : 75,346,399.92 = 21,062,789.76 : x
  2. Step 2: Convert to fraction form
    50,211,561.24/75,346,399.92 = 21,062,789.76/x
  3. Step 3: Cross multiply
    50,211,561.24x = 75,346,399.92 × 21,062,789.76
  4. Step 4: Simplify right side
    50,211,561.24x = 1,587,005,380,687,841
  5. Step 5: Solve for x
    x = 1,587,005,380,687,841/50,211,561.24
  6. Step 6: Final answer
    x = 31,606,373.94

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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.