Home / 30,195,654.60-45,248,691.78-22,178,287.56

Finding the Fourth Proportional to 30,195,654.60, 45,248,691.78 and 22,178,287.56

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Solution

The fourth proportional to 30,195,654.60, 45,248,691.78 and 22,178,287.56 is: 33,234,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,195,654.60 : 45,248,691.78 = 22,178,287.56 : x
  2. Step 2: Convert to fraction form
    30,195,654.60/45,248,691.78 = 22,178,287.56/x
  3. Step 3: Cross multiply
    30,195,654.60x = 45,248,691.78 × 22,178,287.56
  4. Step 4: Simplify right side
    30,195,654.60x = 1,003,538,498,010,648.25
  5. Step 5: Solve for x
    x = 1,003,538,498,010,648.25/30,195,654.60
  6. Step 6: Final answer
    x = 33,234,533.62

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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.