Home / 20,629,255.40-30,948,348.68-6,253,407.29

Finding the Fourth Proportional to 20,629,255.40, 30,948,348.68 and 6,253,407.29

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Solution

The fourth proportional to 20,629,255.40, 30,948,348.68 and 6,253,407.29 is: 9,381,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,629,255.40 : 30,948,348.68 = 6,253,407.29 : x
  2. Step 2: Convert to fraction form
    20,629,255.40/30,948,348.68 = 6,253,407.29/x
  3. Step 3: Cross multiply
    20,629,255.40x = 30,948,348.68 × 6,253,407.29
  4. Step 4: Simplify right side
    20,629,255.40x = 193,532,629,318,528
  5. Step 5: Solve for x
    x = 193,532,629,318,528/20,629,255.40
  6. Step 6: Final answer
    x = 9,381,464.60

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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.