Home / 81,324,391.50-112,228,447.59-44,655,749.82

Finding the Fourth Proportional to 81,324,391.50, 112,228,447.59 and 44,655,749.82

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Solution

The fourth proportional to 81,324,391.50, 112,228,447.59 and 44,655,749.82 is: 61,625,367.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,324,391.50 : 112,228,447.59 = 44,655,749.82 : x
  2. Step 2: Convert to fraction form
    81,324,391.50/112,228,447.59 = 44,655,749.82/x
  3. Step 3: Cross multiply
    81,324,391.50x = 112,228,447.59 × 44,655,749.82
  4. Step 4: Simplify right side
    81,324,391.50x = 5,011,645,478,266,022
  5. Step 5: Solve for x
    x = 5,011,645,478,266,022/81,324,391.50
  6. Step 6: Final answer
    x = 61,625,367.07

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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.