Home / 38,351,841.96-52,925,227.38-20,948,198.28

Finding the Fourth Proportional to 38,351,841.96, 52,925,227.38 and 20,948,198.28

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Solution

The fourth proportional to 38,351,841.96, 52,925,227.38 and 20,948,198.28 is: 28,908,341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351,841.96 : 52,925,227.38 = 20,948,198.28 : x
  2. Step 2: Convert to fraction form
    38,351,841.96/52,925,227.38 = 20,948,198.28/x
  3. Step 3: Cross multiply
    38,351,841.96x = 52,925,227.38 × 20,948,198.28
  4. Step 4: Simplify right side
    38,351,841.96x = 1,108,688,157,170,325
  5. Step 5: Solve for x
    x = 1,108,688,157,170,325/38,351,841.96
  6. Step 6: Final answer
    x = 28,908,341.83

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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.