Home / 81,622,157.33-112,643,667.29-44,952,718.61

Finding the Fourth Proportional to 81,622,157.33, 112,643,667.29 and 44,952,718.61

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Solution

The fourth proportional to 81,622,157.33, 112,643,667.29 and 44,952,718.61 is: 62,037,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,622,157.33 : 112,643,667.29 = 44,952,718.61 : x
  2. Step 2: Convert to fraction form
    81,622,157.33/112,643,667.29 = 44,952,718.61/x
  3. Step 3: Cross multiply
    81,622,157.33x = 112,643,667.29 × 44,952,718.61
  4. Step 4: Simplify right side
    81,622,157.33x = 5,063,639,078,661,067
  5. Step 5: Solve for x
    x = 5,063,639,078,661,067/81,622,157.33
  6. Step 6: Final answer
    x = 62,037,555.05

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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.