Home / 21,451,357.44-32,172,496.74-7,071,006.87

Finding the Fourth Proportional to 21,451,357.44, 32,172,496.74 and 7,071,006.87

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Solution

The fourth proportional to 21,451,357.44, 32,172,496.74 and 7,071,006.87 is: 10,605,013.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,451,357.44 : 32,172,496.74 = 7,071,006.87 : x
  2. Step 2: Convert to fraction form
    21,451,357.44/32,172,496.74 = 7,071,006.87/x
  3. Step 3: Cross multiply
    21,451,357.44x = 32,172,496.74 × 7,071,006.87
  4. Step 4: Simplify right side
    21,451,357.44x = 227,491,945,473,592.59
  5. Step 5: Solve for x
    x = 227,491,945,473,592.59/21,451,357.44
  6. Step 6: Final answer
    x = 10,605,013.98

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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.