Home / 21,150,398-29,187,724.20-11,492,606

Finding the Fourth Proportional to 21,150,398, 29,187,724.20 and 11,492,606

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Solution

The fourth proportional to 21,150,398, 29,187,724.20 and 11,492,606 is: 15,859,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,150,398 : 29,187,724.20 = 11,492,606 : x
  2. Step 2: Convert to fraction form
    21,150,398/29,187,724.20 = 11,492,606/x
  3. Step 3: Cross multiply
    21,150,398x = 29,187,724.20 × 11,492,606
  4. Step 4: Simplify right side
    21,150,398x = 335,443,014,267,265.19
  5. Step 5: Solve for x
    x = 335,443,014,267,265.19/21,150,398
  6. Step 6: Final answer
    x = 15,859,891.35

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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.