Home / 25,442,519.04-38,155,691.52-8,400,015.36

Finding the Fourth Proportional to 25,442,519.04, 38,155,691.52 and 8,400,015.36

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Solution

The fourth proportional to 25,442,519.04, 38,155,691.52 and 8,400,015.36 is: 12,597,353.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,442,519.04 : 38,155,691.52 = 8,400,015.36 : x
  2. Step 2: Convert to fraction form
    25,442,519.04/38,155,691.52 = 8,400,015.36/x
  3. Step 3: Cross multiply
    25,442,519.04x = 38,155,691.52 × 8,400,015.36
  4. Step 4: Simplify right side
    25,442,519.04x = 320,508,394,839,421.75
  5. Step 5: Solve for x
    x = 320,508,394,839,421.75/25,442,519.04
  6. Step 6: Final answer
    x = 12,597,353.05

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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.