Home / 8,382,780.13-12,579,049.23-3,524,735.07

Finding the Fourth Proportional to 8,382,780.13, 12,579,049.23 and 3,524,735.07

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Solution

The fourth proportional to 8,382,780.13, 12,579,049.23 and 3,524,735.07 is: 5,289,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382,780.13 : 12,579,049.23 = 3,524,735.07 : x
  2. Step 2: Convert to fraction form
    8,382,780.13/12,579,049.23 = 3,524,735.07/x
  3. Step 3: Cross multiply
    8,382,780.13x = 12,579,049.23 × 3,524,735.07
  4. Step 4: Simplify right side
    8,382,780.13x = 44,337,815,968,237.49
  5. Step 5: Solve for x
    x = 44,337,815,968,237.49/8,382,780.13
  6. Step 6: Final answer
    x = 5,289,154.11

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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.