Home / 12,251,284.20-18,376,926.30-10,338,096.60

Finding the Fourth Proportional to 12,251,284.20, 18,376,926.30 and 10,338,096.60

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Solution

The fourth proportional to 12,251,284.20, 18,376,926.30 and 10,338,096.60 is: 15,507,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,284.20 : 18,376,926.30 = 10,338,096.60 : x
  2. Step 2: Convert to fraction form
    12,251,284.20/18,376,926.30 = 10,338,096.60/x
  3. Step 3: Cross multiply
    12,251,284.20x = 18,376,926.30 × 10,338,096.60
  4. Step 4: Simplify right side
    12,251,284.20x = 189,982,439,300,480.59
  5. Step 5: Solve for x
    x = 189,982,439,300,480.59/12,251,284.20
  6. Step 6: Final answer
    x = 15,507,144.90

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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.