Home / 6,656,118.40-9,984,177.60-3,289,628.80

Finding the Fourth Proportional to 6,656,118.40, 9,984,177.60 and 3,289,628.80

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Solution

The fourth proportional to 6,656,118.40, 9,984,177.60 and 3,289,628.80 is: 4,934,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656,118.40 : 9,984,177.60 = 3,289,628.80 : x
  2. Step 2: Convert to fraction form
    6,656,118.40/9,984,177.60 = 3,289,628.80/x
  3. Step 3: Cross multiply
    6,656,118.40x = 9,984,177.60 × 3,289,628.80
  4. Step 4: Simplify right side
    6,656,118.40x = 32,844,238,177,274.88
  5. Step 5: Solve for x
    x = 32,844,238,177,274.88/6,656,118.40
  6. Step 6: Final answer
    x = 4,934,443.20

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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.