Home / 6,828,388.80-10,220,464.80-5,324,337.60

Finding the Fourth Proportional to 6,828,388.80, 10,220,464.80 and 5,324,337.60

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Solution

The fourth proportional to 6,828,388.80, 10,220,464.80 and 5,324,337.60 is: 7,969,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828,388.80 : 10,220,464.80 = 5,324,337.60 : x
  2. Step 2: Convert to fraction form
    6,828,388.80/10,220,464.80 = 5,324,337.60/x
  3. Step 3: Cross multiply
    6,828,388.80x = 10,220,464.80 × 5,324,337.60
  4. Step 4: Simplify right side
    6,828,388.80x = 54,417,205,024,116.48
  5. Step 5: Solve for x
    x = 54,417,205,024,116.48/6,828,388.80
  6. Step 6: Final answer
    x = 7,969,259.90

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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.