Home / 6,370,645.20-9,558,732.60-3,218,773.20

Finding the Fourth Proportional to 6,370,645.20, 9,558,732.60 and 3,218,773.20

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Solution

The fourth proportional to 6,370,645.20, 9,558,732.60 and 3,218,773.20 is: 4,829,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370,645.20 : 9,558,732.60 = 3,218,773.20 : x
  2. Step 2: Convert to fraction form
    6,370,645.20/9,558,732.60 = 3,218,773.20/x
  3. Step 3: Cross multiply
    6,370,645.20x = 9,558,732.60 × 3,218,773.20
  4. Step 4: Simplify right side
    6,370,645.20x = 30,767,392,318,846.32
  5. Step 5: Solve for x
    x = 30,767,392,318,846.32/6,370,645.20
  6. Step 6: Final answer
    x = 4,829,556.72

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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.