Home / 6,126,645.40-9,189,968.10-3,859,163.80

Finding the Fourth Proportional to 6,126,645.40, 9,189,968.10 and 3,859,163.80

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Solution

The fourth proportional to 6,126,645.40, 9,189,968.10 and 3,859,163.80 is: 5,788,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126,645.40 : 9,189,968.10 = 3,859,163.80 : x
  2. Step 2: Convert to fraction form
    6,126,645.40/9,189,968.10 = 3,859,163.80/x
  3. Step 3: Cross multiply
    6,126,645.40x = 9,189,968.10 × 3,859,163.80
  4. Step 4: Simplify right side
    6,126,645.40x = 35,465,592,214,674.77
  5. Step 5: Solve for x
    x = 35,465,592,214,674.77/6,126,645.40
  6. Step 6: Final answer
    x = 5,788,745.70

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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.