Home / 21,150,403-29,187,731.10-11,492,611

Finding the Fourth Proportional to 21,150,403, 29,187,731.10 and 11,492,611

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Solution

The fourth proportional to 21,150,403, 29,187,731.10 and 11,492,611 is: 15,859,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,150,403 : 29,187,731.10 = 11,492,611 : x
  2. Step 2: Convert to fraction form
    21,150,403/29,187,731.10 = 11,492,611/x
  3. Step 3: Cross multiply
    21,150,403x = 29,187,731.10 × 11,492,611
  4. Step 4: Simplify right side
    21,150,403x = 335,443,239,504,902.12
  5. Step 5: Solve for x
    x = 335,443,239,504,902.12/21,150,403
  6. Step 6: Final answer
    x = 15,859,898.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.