Home / 8,159,819.60-12,240,895.80-2,768,718.80

Finding the Fourth Proportional to 8,159,819.60, 12,240,895.80 and 2,768,718.80

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Solution

The fourth proportional to 8,159,819.60, 12,240,895.80 and 2,768,718.80 is: 4,153,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159,819.60 : 12,240,895.80 = 2,768,718.80 : x
  2. Step 2: Convert to fraction form
    8,159,819.60/12,240,895.80 = 2,768,718.80/x
  3. Step 3: Cross multiply
    8,159,819.60x = 12,240,895.80 × 2,768,718.80
  4. Step 4: Simplify right side
    8,159,819.60x = 33,891,598,330,301.04
  5. Step 5: Solve for x
    x = 33,891,598,330,301.04/8,159,819.60
  6. Step 6: Final answer
    x = 4,153,473.97

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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.