Home / 21,344,927.13-29,456,093.01-11,555,371.02

Finding the Fourth Proportional to 21,344,927.13, 29,456,093.01 and 11,555,371.02

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Solution

The fourth proportional to 21,344,927.13, 29,456,093.01 and 11,555,371.02 is: 15,946,462.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,344,927.13 : 29,456,093.01 = 11,555,371.02 : x
  2. Step 2: Convert to fraction form
    21,344,927.13/29,456,093.01 = 11,555,371.02/x
  3. Step 3: Cross multiply
    21,344,927.13x = 29,456,093.01 × 11,555,371.02
  4. Step 4: Simplify right side
    21,344,927.13x = 340,376,083,530,178.56
  5. Step 5: Solve for x
    x = 340,376,083,530,178.56/21,344,927.13
  6. Step 6: Final answer
    x = 15,946,462.66

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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.