Home / 8,169,151.20-12,252,414.60-2,488,054.20

Finding the Fourth Proportional to 8,169,151.20, 12,252,414.60 and 2,488,054.20

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Solution

The fourth proportional to 8,169,151.20, 12,252,414.60 and 2,488,054.20 is: 3,731,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,151.20 : 12,252,414.60 = 2,488,054.20 : x
  2. Step 2: Convert to fraction form
    8,169,151.20/12,252,414.60 = 2,488,054.20/x
  3. Step 3: Cross multiply
    8,169,151.20x = 12,252,414.60 × 2,488,054.20
  4. Step 4: Simplify right side
    8,169,151.20x = 30,484,671,605,671.32
  5. Step 5: Solve for x
    x = 30,484,671,605,671.32/8,169,151.20
  6. Step 6: Final answer
    x = 3,731,681.65

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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.