Home / 20,654,282.34-28,502,336.34-11,234,761.56

Finding the Fourth Proportional to 20,654,282.34, 28,502,336.34 and 11,234,761.56

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Solution

The fourth proportional to 20,654,282.34, 28,502,336.34 and 11,234,761.56 is: 15,503,659.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,654,282.34 : 28,502,336.34 = 11,234,761.56 : x
  2. Step 2: Convert to fraction form
    20,654,282.34/28,502,336.34 = 11,234,761.56/x
  3. Step 3: Cross multiply
    20,654,282.34x = 28,502,336.34 × 11,234,761.56
  4. Step 4: Simplify right side
    20,654,282.34x = 320,216,952,682,823.12
  5. Step 5: Solve for x
    x = 320,216,952,682,823.12/20,654,282.34
  6. Step 6: Final answer
    x = 15,503,659.12

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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.