Home / 20,062,166.95-27,686,475.26-11,241,990.55

Finding the Fourth Proportional to 20,062,166.95, 27,686,475.26 and 11,241,990.55

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Solution

The fourth proportional to 20,062,166.95, 27,686,475.26 and 11,241,990.55 is: 15,514,330.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062,166.95 : 27,686,475.26 = 11,241,990.55 : x
  2. Step 2: Convert to fraction form
    20,062,166.95/27,686,475.26 = 11,241,990.55/x
  3. Step 3: Cross multiply
    20,062,166.95x = 27,686,475.26 × 11,241,990.55
  4. Step 4: Simplify right side
    20,062,166.95x = 311,251,093,179,518.88
  5. Step 5: Solve for x
    x = 311,251,093,179,518.88/20,062,166.95
  6. Step 6: Final answer
    x = 15,514,330.73

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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.