Home / 6,511,209.80-9,766,814.70-5,251,497.80

Finding the Fourth Proportional to 6,511,209.80, 9,766,814.70 and 5,251,497.80

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Solution

The fourth proportional to 6,511,209.80, 9,766,814.70 and 5,251,497.80 is: 7,877,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,209.80 : 9,766,814.70 = 5,251,497.80 : x
  2. Step 2: Convert to fraction form
    6,511,209.80/9,766,814.70 = 5,251,497.80/x
  3. Step 3: Cross multiply
    6,511,209.80x = 9,766,814.70 × 5,251,497.80
  4. Step 4: Simplify right side
    6,511,209.80x = 51,290,405,910,057.66
  5. Step 5: Solve for x
    x = 51,290,405,910,057.66/6,511,209.80
  6. Step 6: Final answer
    x = 7,877,246.70

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Double scale
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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.