Home / 6,746,819.40-10,120,221.20-2,197,860.92

Finding the Fourth Proportional to 6,746,819.40, 10,120,221.20 and 2,197,860.92

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Solution

The fourth proportional to 6,746,819.40, 10,120,221.20 and 2,197,860.92 is: 3,296,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746,819.40 : 10,120,221.20 = 2,197,860.92 : x
  2. Step 2: Convert to fraction form
    6,746,819.40/10,120,221.20 = 2,197,860.92/x
  3. Step 3: Cross multiply
    6,746,819.40x = 10,120,221.20 × 2,197,860.92
  4. Step 4: Simplify right side
    6,746,819.40x = 22,242,838,670,079.88
  5. Step 5: Solve for x
    x = 22,242,838,670,079.88/6,746,819.40
  6. Step 6: Final answer
    x = 3,296,788.81

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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.