Home / 6,513,877.80-9,770,816.70-4,498,338.60

Finding the Fourth Proportional to 6,513,877.80, 9,770,816.70 and 4,498,338.60

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Solution

The fourth proportional to 6,513,877.80, 9,770,816.70 and 4,498,338.60 is: 6,747,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,877.80 : 9,770,816.70 = 4,498,338.60 : x
  2. Step 2: Convert to fraction form
    6,513,877.80/9,770,816.70 = 4,498,338.60/x
  3. Step 3: Cross multiply
    6,513,877.80x = 9,770,816.70 × 4,498,338.60
  4. Step 4: Simplify right side
    6,513,877.80x = 43,952,441,915,134.61
  5. Step 5: Solve for x
    x = 43,952,441,915,134.61/6,513,877.80
  6. Step 6: Final answer
    x = 6,747,507.90

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Similar ratio
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1.5x scale

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.