Home / 18,279,285.86-27,255,507.11-17,777,074.11

Finding the Fourth Proportional to 18,279,285.86, 27,255,507.11 and 17,777,074.11

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Solution

The fourth proportional to 18,279,285.86, 27,255,507.11 and 17,777,074.11 is: 26,506,679.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,285.86 : 27,255,507.11 = 17,777,074.11 : x
  2. Step 2: Convert to fraction form
    18,279,285.86/27,255,507.11 = 17,777,074.11/x
  3. Step 3: Cross multiply
    18,279,285.86x = 27,255,507.11 × 17,777,074.11
  4. Step 4: Simplify right side
    18,279,285.86x = 484,523,169,711,216.56
  5. Step 5: Solve for x
    x = 484,523,169,711,216.56/18,279,285.86
  6. Step 6: Final answer
    x = 26,506,679.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.