Home / 21,707,770.29-32,554,742.24-7,131,306.29

Finding the Fourth Proportional to 21,707,770.29, 32,554,742.24 and 7,131,306.29

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Solution

The fourth proportional to 21,707,770.29, 32,554,742.24 and 7,131,306.29 is: 10,694,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,707,770.29 : 32,554,742.24 = 7,131,306.29 : x
  2. Step 2: Convert to fraction form
    21,707,770.29/32,554,742.24 = 7,131,306.29/x
  3. Step 3: Cross multiply
    21,707,770.29x = 32,554,742.24 × 7,131,306.29
  4. Step 4: Simplify right side
    21,707,770.29x = 232,157,837,942,666.97
  5. Step 5: Solve for x
    x = 232,157,837,942,666.97/21,707,770.29
  6. Step 6: Final answer
    x = 10,694,688.35

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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.