Home / 82,067,569.92-113,253,327.36-45,400,619.52

Finding the Fourth Proportional to 82,067,569.92, 113,253,327.36 and 45,400,619.52

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Solution

The fourth proportional to 82,067,569.92, 113,253,327.36 and 45,400,619.52 is: 62,652,899.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,067,569.92 : 113,253,327.36 = 45,400,619.52 : x
  2. Step 2: Convert to fraction form
    82,067,569.92/113,253,327.36 = 45,400,619.52/x
  3. Step 3: Cross multiply
    82,067,569.92x = 113,253,327.36 × 45,400,619.52
  4. Step 4: Simplify right side
    82,067,569.92x = 5,141,771,224,845,366
  5. Step 5: Solve for x
    x = 5,141,771,224,845,366/82,067,569.92
  6. Step 6: Final answer
    x = 62,652,899.68

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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.