Home / 22,385,515.12-33,524,462.86-12,771,747.43

Finding the Fourth Proportional to 22,385,515.12, 33,524,462.86 and 12,771,747.43

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Solution

The fourth proportional to 22,385,515.12, 33,524,462.86 and 12,771,747.43 is: 19,126,920.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,385,515.12 : 33,524,462.86 = 12,771,747.43 : x
  2. Step 2: Convert to fraction form
    22,385,515.12/33,524,462.86 = 12,771,747.43/x
  3. Step 3: Cross multiply
    22,385,515.12x = 33,524,462.86 × 12,771,747.43
  4. Step 4: Simplify right side
    22,385,515.12x = 428,165,972,258,594.94
  5. Step 5: Solve for x
    x = 428,165,972,258,594.94/22,385,515.12
  6. Step 6: Final answer
    x = 19,126,920.69

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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.