Home / 5,600,661.40-8,395,087.20-2,187,629.20

Finding the Fourth Proportional to 5,600,661.40, 8,395,087.20 and 2,187,629.20

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Solution

The fourth proportional to 5,600,661.40, 8,395,087.20 and 2,187,629.20 is: 3,279,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600,661.40 : 8,395,087.20 = 2,187,629.20 : x
  2. Step 2: Convert to fraction form
    5,600,661.40/8,395,087.20 = 2,187,629.20/x
  3. Step 3: Cross multiply
    5,600,661.40x = 8,395,087.20 × 2,187,629.20
  4. Step 4: Simplify right side
    5,600,661.40x = 18,365,337,895,266.24
  5. Step 5: Solve for x
    x = 18,365,337,895,266.24/5,600,661.40
  6. Step 6: Final answer
    x = 3,279,137.33

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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.