Home / 21,503,962.35-29,675,454.98-11,846,170.35

Finding the Fourth Proportional to 21,503,962.35, 29,675,454.98 and 11,846,170.35

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Solution

The fourth proportional to 21,503,962.35, 29,675,454.98 and 11,846,170.35 is: 16,347,707.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,503,962.35 : 29,675,454.98 = 11,846,170.35 : x
  2. Step 2: Convert to fraction form
    21,503,962.35/29,675,454.98 = 11,846,170.35/x
  3. Step 3: Cross multiply
    21,503,962.35x = 29,675,454.98 × 11,846,170.35
  4. Step 4: Simplify right side
    21,503,962.35x = 351,540,494,847,605
  5. Step 5: Solve for x
    x = 351,540,494,847,605/21,503,962.35
  6. Step 6: Final answer
    x = 16,347,707.88

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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.