Home / 20,432,524.29-28,179,535.68-17,265,467.49

Finding the Fourth Proportional to 20,432,524.29, 28,179,535.68 and 17,265,467.49

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Solution

The fourth proportional to 20,432,524.29, 28,179,535.68 and 17,265,467.49 is: 23,811,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,432,524.29 : 28,179,535.68 = 17,265,467.49 : x
  2. Step 2: Convert to fraction form
    20,432,524.29/28,179,535.68 = 17,265,467.49/x
  3. Step 3: Cross multiply
    20,432,524.29x = 28,179,535.68 × 17,265,467.49
  4. Step 4: Simplify right side
    20,432,524.29x = 486,532,857,166,335
  5. Step 5: Solve for x
    x = 486,532,857,166,335/20,432,524.29
  6. Step 6: Final answer
    x = 23,811,686.22

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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.