Home / 5,346,780.30-8,020,170.45-2,468,141.55

Finding the Fourth Proportional to 5,346,780.30, 8,020,170.45 and 2,468,141.55

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Solution

The fourth proportional to 5,346,780.30, 8,020,170.45 and 2,468,141.55 is: 3,702,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,780.30 : 8,020,170.45 = 2,468,141.55 : x
  2. Step 2: Convert to fraction form
    5,346,780.30/8,020,170.45 = 2,468,141.55/x
  3. Step 3: Cross multiply
    5,346,780.30x = 8,020,170.45 × 2,468,141.55
  4. Step 4: Simplify right side
    5,346,780.30x = 19,794,915,925,727.20
  5. Step 5: Solve for x
    x = 19,794,915,925,727.20/5,346,780.30
  6. Step 6: Final answer
    x = 3,702,212.33

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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.