Home / 8,488,949.60-12,733,424.40-2,808,435.80

Finding the Fourth Proportional to 8,488,949.60, 12,733,424.40 and 2,808,435.80

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Solution

The fourth proportional to 8,488,949.60, 12,733,424.40 and 2,808,435.80 is: 4,212,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488,949.60 : 12,733,424.40 = 2,808,435.80 : x
  2. Step 2: Convert to fraction form
    8,488,949.60/12,733,424.40 = 2,808,435.80/x
  3. Step 3: Cross multiply
    8,488,949.60x = 12,733,424.40 × 2,808,435.80
  4. Step 4: Simplify right side
    8,488,949.60x = 35,761,004,941,553.52
  5. Step 5: Solve for x
    x = 35,761,004,941,553.52/8,488,949.60
  6. Step 6: Final answer
    x = 4,212,653.70

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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.