Home / 5,431,744-7,502,438.09-4,061,165.96

Finding the Fourth Proportional to 5,431,744, 7,502,438.09 and 4,061,165.96

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Solution

The fourth proportional to 5,431,744, 7,502,438.09 and 4,061,165.96 is: 5,609,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,744 : 7,502,438.09 = 4,061,165.96 : x
  2. Step 2: Convert to fraction form
    5,431,744/7,502,438.09 = 4,061,165.96/x
  3. Step 3: Cross multiply
    5,431,744x = 7,502,438.09 × 4,061,165.96
  4. Step 4: Simplify right side
    5,431,744x = 30,468,646,188,115.41
  5. Step 5: Solve for x
    x = 30,468,646,188,115.41/5,431,744
  6. Step 6: Final answer
    x = 5,609,367.12

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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.