Home / 82,726,027.31-114,158,235.15-47,418,520.43

Finding the Fourth Proportional to 82,726,027.31, 114,158,235.15 and 47,418,520.43

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Solution

The fourth proportional to 82,726,027.31, 114,158,235.15 and 47,418,520.43 is: 65,435,447.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,726,027.31 : 114,158,235.15 = 47,418,520.43 : x
  2. Step 2: Convert to fraction form
    82,726,027.31/114,158,235.15 = 47,418,520.43/x
  3. Step 3: Cross multiply
    82,726,027.31x = 114,158,235.15 × 47,418,520.43
  4. Step 4: Simplify right side
    82,726,027.31x = 5,413,214,605,713,019
  5. Step 5: Solve for x
    x = 5,413,214,605,713,019/82,726,027.31
  6. Step 6: Final answer
    x = 65,435,447.36

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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.