Home / 7,215,570.44-9,957,465.30-4,159,757.96

Finding the Fourth Proportional to 7,215,570.44, 9,957,465.30 and 4,159,757.96

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Solution

The fourth proportional to 7,215,570.44, 9,957,465.30 and 4,159,757.96 is: 5,740,453.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,570.44 : 9,957,465.30 = 4,159,757.96 : x
  2. Step 2: Convert to fraction form
    7,215,570.44/9,957,465.30 = 4,159,757.96/x
  3. Step 3: Cross multiply
    7,215,570.44x = 9,957,465.30 × 4,159,757.96
  4. Step 4: Simplify right side
    7,215,570.44x = 41,420,645,543,098.79
  5. Step 5: Solve for x
    x = 41,420,645,543,098.79/7,215,570.44
  6. Step 6: Final answer
    x = 5,740,453.36

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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.