Home / 82,726,015.04-124,145,700.96-28,873,327.04

Finding the Fourth Proportional to 82,726,015.04, 124,145,700.96 and 28,873,327.04

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Solution

The fourth proportional to 82,726,015.04, 124,145,700.96 and 28,873,327.04 is: 43,329,772.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,726,015.04 : 124,145,700.96 = 28,873,327.04 : x
  2. Step 2: Convert to fraction form
    82,726,015.04/124,145,700.96 = 28,873,327.04/x
  3. Step 3: Cross multiply
    82,726,015.04x = 124,145,700.96 × 28,873,327.04
  4. Step 4: Simplify right side
    82,726,015.04x = 3,584,499,424,428,121.50
  5. Step 5: Solve for x
    x = 3,584,499,424,428,121.50/82,726,015.04
  6. Step 6: Final answer
    x = 43,329,772.66

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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.