Home / 21,921,863.30-30,740,997.10-21,921,863.30

Finding the Fourth Proportional to 21,921,863.30, 30,740,997.10 and 21,921,863.30

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Solution

The fourth proportional to 21,921,863.30, 30,740,997.10 and 21,921,863.30 is: 30,740,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,863.30 : 30,740,997.10 = 21,921,863.30 : x
  2. Step 2: Convert to fraction form
    21,921,863.30/30,740,997.10 = 21,921,863.30/x
  3. Step 3: Cross multiply
    21,921,863.30x = 30,740,997.10 × 21,921,863.30
  4. Step 4: Simplify right side
    21,921,863.30x = 673,899,936,131,896.50
  5. Step 5: Solve for x
    x = 673,899,936,131,896.50/21,921,863.30
  6. Step 6: Final answer
    x = 30,740,997.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.