Home / 14,702,189.14-20,286,047.79-8,589,436.66

Finding the Fourth Proportional to 14,702,189.14, 20,286,047.79 and 8,589,436.66

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Solution

The fourth proportional to 14,702,189.14, 20,286,047.79 and 8,589,436.66 is: 11,851,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,702,189.14 : 20,286,047.79 = 8,589,436.66 : x
  2. Step 2: Convert to fraction form
    14,702,189.14/20,286,047.79 = 8,589,436.66/x
  3. Step 3: Cross multiply
    14,702,189.14x = 20,286,047.79 × 8,589,436.66
  4. Step 4: Simplify right side
    14,702,189.14x = 174,245,722,573,937.97
  5. Step 5: Solve for x
    x = 174,245,722,573,937.97/14,702,189.14
  6. Step 6: Final answer
    x = 11,851,685.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.