Home / 9,086,364.44-12,538,690.19-5,218,886.62

Finding the Fourth Proportional to 9,086,364.44, 12,538,690.19 and 5,218,886.62

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Solution

The fourth proportional to 9,086,364.44, 12,538,690.19 and 5,218,886.62 is: 7,201,780.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086,364.44 : 12,538,690.19 = 5,218,886.62 : x
  2. Step 2: Convert to fraction form
    9,086,364.44/12,538,690.19 = 5,218,886.62/x
  3. Step 3: Cross multiply
    9,086,364.44x = 12,538,690.19 × 5,218,886.62
  4. Step 4: Simplify right side
    9,086,364.44x = 65,438,002,538,686.07
  5. Step 5: Solve for x
    x = 65,438,002,538,686.07/9,086,364.44
  6. Step 6: Final answer
    x = 7,201,780.53

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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.