Home / 20,859,184.14-28,785,738.15-11,567,408.46

Finding the Fourth Proportional to 20,859,184.14, 28,785,738.15 and 11,567,408.46

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Solution

The fourth proportional to 20,859,184.14, 28,785,738.15 and 11,567,408.46 is: 15,963,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,859,184.14 : 28,785,738.15 = 11,567,408.46 : x
  2. Step 2: Convert to fraction form
    20,859,184.14/28,785,738.15 = 11,567,408.46/x
  3. Step 3: Cross multiply
    20,859,184.14x = 28,785,738.15 × 11,567,408.46
  4. Step 4: Simplify right side
    20,859,184.14x = 332,976,391,003,654.75
  5. Step 5: Solve for x
    x = 332,976,391,003,654.75/20,859,184.14
  6. Step 6: Final answer
    x = 15,963,059.19

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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.