Home / 21,717,338.40-32,576,007.60-8,253,453.60

Finding the Fourth Proportional to 21,717,338.40, 32,576,007.60 and 8,253,453.60

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Solution

The fourth proportional to 21,717,338.40, 32,576,007.60 and 8,253,453.60 is: 12,380,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717,338.40 : 32,576,007.60 = 8,253,453.60 : x
  2. Step 2: Convert to fraction form
    21,717,338.40/32,576,007.60 = 8,253,453.60/x
  3. Step 3: Cross multiply
    21,717,338.40x = 32,576,007.60 × 8,253,453.60
  4. Step 4: Simplify right side
    21,717,338.40x = 268,864,567,199,847.38
  5. Step 5: Solve for x
    x = 268,864,567,199,847.38/21,717,338.40
  6. Step 6: Final answer
    x = 12,380,180.40

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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.