Home / 8,972,620.20-13,458,930.30-4,667,948.10

Finding the Fourth Proportional to 8,972,620.20, 13,458,930.30 and 4,667,948.10

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Solution

The fourth proportional to 8,972,620.20, 13,458,930.30 and 4,667,948.10 is: 7,001,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,620.20 : 13,458,930.30 = 4,667,948.10 : x
  2. Step 2: Convert to fraction form
    8,972,620.20/13,458,930.30 = 4,667,948.10/x
  3. Step 3: Cross multiply
    8,972,620.20x = 13,458,930.30 × 4,667,948.10
  4. Step 4: Simplify right side
    8,972,620.20x = 62,825,588,121,917.43
  5. Step 5: Solve for x
    x = 62,825,588,121,917.43/8,972,620.20
  6. Step 6: Final answer
    x = 7,001,922.15

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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.