Home / 12,298,908.20-18,447,924.90-5,567,322.20

Finding the Fourth Proportional to 12,298,908.20, 18,447,924.90 and 5,567,322.20

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Solution

The fourth proportional to 12,298,908.20, 18,447,924.90 and 5,567,322.20 is: 8,350,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,908.20 : 18,447,924.90 = 5,567,322.20 : x
  2. Step 2: Convert to fraction form
    12,298,908.20/18,447,924.90 = 5,567,322.20/x
  3. Step 3: Cross multiply
    12,298,908.20x = 18,447,924.90 × 5,567,322.20
  4. Step 4: Simplify right side
    12,298,908.20x = 102,705,541,839,702.78
  5. Step 5: Solve for x
    x = 102,705,541,839,702.78/12,298,908.20
  6. Step 6: Final answer
    x = 8,350,785.30

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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.