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Finding the Fourth Proportional to 82,382,347.22, 123,524,194.86 and 27,793,724.00

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Solution

The fourth proportional to 82,382,347.22, 123,524,194.86 and 27,793,724.00 is: 41,673,944.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,382,347.22 : 123,524,194.86 = 27,793,724.00 : x
  2. Step 2: Convert to fraction form
    82,382,347.22/123,524,194.86 = 27,793,724.00/x
  3. Step 3: Cross multiply
    82,382,347.22x = 123,524,194.86 × 27,793,724.00
  4. Step 4: Simplify right side
    82,382,347.22x = 3,433,197,378,643,438
  5. Step 5: Solve for x
    x = 3,433,197,378,643,438/82,382,347.22
  6. Step 6: Final answer
    x = 41,673,944.66

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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.