Home / 21,726,616.06-29,982,247.97-11,803,242.30

Finding the Fourth Proportional to 21,726,616.06, 29,982,247.97 and 11,803,242.30

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Solution

The fourth proportional to 21,726,616.06, 29,982,247.97 and 11,803,242.30 is: 16,288,212.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726,616.06 : 29,982,247.97 = 11,803,242.30 : x
  2. Step 2: Convert to fraction form
    21,726,616.06/29,982,247.97 = 11,803,242.30/x
  3. Step 3: Cross multiply
    21,726,616.06x = 29,982,247.97 × 11,803,242.30
  4. Step 4: Simplify right side
    21,726,616.06x = 353,887,737,484,454
  5. Step 5: Solve for x
    x = 353,887,737,484,454/21,726,616.06
  6. Step 6: Final answer
    x = 16,288,212.42

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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.