Home / 18,416,665.56-27,627,519.42-6,282,871.20

Finding the Fourth Proportional to 18,416,665.56, 27,627,519.42 and 6,282,871.20

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Solution

The fourth proportional to 18,416,665.56, 27,627,519.42 and 6,282,871.20 is: 9,425,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416,665.56 : 27,627,519.42 = 6,282,871.20 : x
  2. Step 2: Convert to fraction form
    18,416,665.56/27,627,519.42 = 6,282,871.20/x
  3. Step 3: Cross multiply
    18,416,665.56x = 27,627,519.42 × 6,282,871.20
  4. Step 4: Simplify right side
    18,416,665.56x = 173,580,146,091,358.72
  5. Step 5: Solve for x
    x = 173,580,146,091,358.72/18,416,665.56
  6. Step 6: Final answer
    x = 9,425,166.87

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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.