Home / 38,247,515.50-57,383,401.29-13,654,914.56

Finding the Fourth Proportional to 38,247,515.50, 57,383,401.29 and 13,654,914.56

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Solution

The fourth proportional to 38,247,515.50, 57,383,401.29 and 13,654,914.56 is: 20,486,701.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247,515.50 : 57,383,401.29 = 13,654,914.56 : x
  2. Step 2: Convert to fraction form
    38,247,515.50/57,383,401.29 = 13,654,914.56/x
  3. Step 3: Cross multiply
    38,247,515.50x = 57,383,401.29 × 13,654,914.56
  4. Step 4: Simplify right side
    38,247,515.50x = 783,565,441,421,952.12
  5. Step 5: Solve for x
    x = 783,565,441,421,952.12/38,247,515.50
  6. Step 6: Final answer
    x = 20,486,701.72

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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.