Home / 7,897,321.68-11,846,705.45-2,217,507.72

Finding the Fourth Proportional to 7,897,321.68, 11,846,705.45 and 2,217,507.72

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Solution

The fourth proportional to 7,897,321.68, 11,846,705.45 and 2,217,507.72 is: 3,326,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,321.68 : 11,846,705.45 = 2,217,507.72 : x
  2. Step 2: Convert to fraction form
    7,897,321.68/11,846,705.45 = 2,217,507.72/x
  3. Step 3: Cross multiply
    7,897,321.68x = 11,846,705.45 × 2,217,507.72
  4. Step 4: Simplify right side
    7,897,321.68x = 26,270,160,780,853.54
  5. Step 5: Solve for x
    x = 26,270,160,780,853.54/7,897,321.68
  6. Step 6: Final answer
    x = 3,326,464.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.