Home / 82,855,448.55-124,278,679.71-25,347,724.65

Finding the Fourth Proportional to 82,855,448.55, 124,278,679.71 and 25,347,724.65

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Solution

The fourth proportional to 82,855,448.55, 124,278,679.71 and 25,347,724.65 is: 38,020,212.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,855,448.55 : 124,278,679.71 = 25,347,724.65 : x
  2. Step 2: Convert to fraction form
    82,855,448.55/124,278,679.71 = 25,347,724.65/x
  3. Step 3: Cross multiply
    82,855,448.55x = 124,278,679.71 × 25,347,724.65
  4. Step 4: Simplify right side
    82,855,448.55x = 3,150,181,753,154,621.50
  5. Step 5: Solve for x
    x = 3,150,181,753,154,621.50/82,855,448.55
  6. Step 6: Final answer
    x = 38,020,212.41

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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.