Home / 18,445,086.40-27,667,629.60-5,666,226.70

Finding the Fourth Proportional to 18,445,086.40, 27,667,629.60 and 5,666,226.70

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Solution

The fourth proportional to 18,445,086.40, 27,667,629.60 and 5,666,226.70 is: 8,499,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,086.40 : 27,667,629.60 = 5,666,226.70 : x
  2. Step 2: Convert to fraction form
    18,445,086.40/27,667,629.60 = 5,666,226.70/x
  3. Step 3: Cross multiply
    18,445,086.40x = 27,667,629.60 × 5,666,226.70
  4. Step 4: Simplify right side
    18,445,086.40x = 156,771,061,565,230.34
  5. Step 5: Solve for x
    x = 156,771,061,565,230.34/18,445,086.40
  6. Step 6: Final answer
    x = 8,499,340.05

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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.