Home / 20,471,419.06-30,696,860.62-6,819,765.93

Finding the Fourth Proportional to 20,471,419.06, 30,696,860.62 and 6,819,765.93

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Solution

The fourth proportional to 20,471,419.06, 30,696,860.62 and 6,819,765.93 is: 10,226,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,471,419.06 : 30,696,860.62 = 6,819,765.93 : x
  2. Step 2: Convert to fraction form
    20,471,419.06/30,696,860.62 = 6,819,765.93/x
  3. Step 3: Cross multiply
    20,471,419.06x = 30,696,860.62 × 6,819,765.93
  4. Step 4: Simplify right side
    20,471,419.06x = 209,345,404,214,234.69
  5. Step 5: Solve for x
    x = 209,345,404,214,234.69/20,471,419.06
  6. Step 6: Final answer
    x = 10,226,228.26

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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.