Home / 7,420,885.34-11,131,169.54-2,029,535.78

Finding the Fourth Proportional to 7,420,885.34, 11,131,169.54 and 2,029,535.78

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Solution

The fourth proportional to 7,420,885.34, 11,131,169.54 and 2,029,535.78 is: 3,044,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420,885.34 : 11,131,169.54 = 2,029,535.78 : x
  2. Step 2: Convert to fraction form
    7,420,885.34/11,131,169.54 = 2,029,535.78/x
  3. Step 3: Cross multiply
    7,420,885.34x = 11,131,169.54 × 2,029,535.78
  4. Step 4: Simplify right side
    7,420,885.34x = 22,591,106,788,872.61
  5. Step 5: Solve for x
    x = 22,591,106,788,872.61/7,420,885.34
  6. Step 6: Final answer
    x = 3,044,260.32

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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.