Home / 6,416,785.20-9,625,177.80-5,472,001.20

Finding the Fourth Proportional to 6,416,785.20, 9,625,177.80 and 5,472,001.20

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Solution

The fourth proportional to 6,416,785.20, 9,625,177.80 and 5,472,001.20 is: 8,208,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416,785.20 : 9,625,177.80 = 5,472,001.20 : x
  2. Step 2: Convert to fraction form
    6,416,785.20/9,625,177.80 = 5,472,001.20/x
  3. Step 3: Cross multiply
    6,416,785.20x = 9,625,177.80 × 5,472,001.20
  4. Step 4: Simplify right side
    6,416,785.20x = 52,668,984,471,813.37
  5. Step 5: Solve for x
    x = 52,668,984,471,813.37/6,416,785.20
  6. Step 6: Final answer
    x = 8,208,001.80

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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.