Home / 9,195,370.56-12,687,669.90-5,327,656.20

Finding the Fourth Proportional to 9,195,370.56, 12,687,669.90 and 5,327,656.20

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Solution

The fourth proportional to 9,195,370.56, 12,687,669.90 and 5,327,656.20 is: 7,351,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,370.56 : 12,687,669.90 = 5,327,656.20 : x
  2. Step 2: Convert to fraction form
    9,195,370.56/12,687,669.90 = 5,327,656.20/x
  3. Step 3: Cross multiply
    9,195,370.56x = 12,687,669.90 × 5,327,656.20
  4. Step 4: Simplify right side
    9,195,370.56x = 67,595,543,206,288.38
  5. Step 5: Solve for x
    x = 67,595,543,206,288.38/9,195,370.56
  6. Step 6: Final answer
    x = 7,351,040.70

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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.