Home / 18,166,604.10-27,255,165.92-5,387,416.35

Finding the Fourth Proportional to 18,166,604.10, 27,255,165.92 and 5,387,416.35

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Solution

The fourth proportional to 18,166,604.10, 27,255,165.92 and 5,387,416.35 is: 8,082,684.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166,604.10 : 27,255,165.92 = 5,387,416.35 : x
  2. Step 2: Convert to fraction form
    18,166,604.10/27,255,165.92 = 5,387,416.35/x
  3. Step 3: Cross multiply
    18,166,604.10x = 27,255,165.92 × 5,387,416.35
  4. Step 4: Simplify right side
    18,166,604.10x = 146,834,926,472,433.69
  5. Step 5: Solve for x
    x = 146,834,926,472,433.69/18,166,604.10
  6. Step 6: Final answer
    x = 8,082,684.34

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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.