Home / 6,215,857.60-9,323,786.40-1,957,331.20

Finding the Fourth Proportional to 6,215,857.60, 9,323,786.40 and 1,957,331.20

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Solution

The fourth proportional to 6,215,857.60, 9,323,786.40 and 1,957,331.20 is: 2,935,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215,857.60 : 9,323,786.40 = 1,957,331.20 : x
  2. Step 2: Convert to fraction form
    6,215,857.60/9,323,786.40 = 1,957,331.20/x
  3. Step 3: Cross multiply
    6,215,857.60x = 9,323,786.40 × 1,957,331.20
  4. Step 4: Simplify right side
    6,215,857.60x = 18,249,738,022,855.68
  5. Step 5: Solve for x
    x = 18,249,738,022,855.68/6,215,857.60
  6. Step 6: Final answer
    x = 2,935,996.80

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Similar ratio
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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.