Home / 5,545,910-7,652,043.96-3,221,421.68

Finding the Fourth Proportional to 5,545,910, 7,652,043.96 and 3,221,421.68

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Solution

The fourth proportional to 5,545,910, 7,652,043.96 and 3,221,421.68 is: 4,444,799.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545,910 : 7,652,043.96 = 3,221,421.68 : x
  2. Step 2: Convert to fraction form
    5,545,910/7,652,043.96 = 3,221,421.68/x
  3. Step 3: Cross multiply
    5,545,910x = 7,652,043.96 × 3,221,421.68
  4. Step 4: Simplify right side
    5,545,910x = 24,650,460,309,057.05
  5. Step 5: Solve for x
    x = 24,650,460,309,057.05/5,545,910
  6. Step 6: Final answer
    x = 4,444,799.92

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.