Home / 21,447,401.08-29,597,623.80-11,657,839.24

Finding the Fourth Proportional to 21,447,401.08, 29,597,623.80 and 11,657,839.24

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Solution

The fourth proportional to 21,447,401.08, 29,597,623.80 and 11,657,839.24 is: 16,087,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,447,401.08 : 29,597,623.80 = 11,657,839.24 : x
  2. Step 2: Convert to fraction form
    21,447,401.08/29,597,623.80 = 11,657,839.24/x
  3. Step 3: Cross multiply
    21,447,401.08x = 29,597,623.80 × 11,657,839.24
  4. Step 4: Simplify right side
    21,447,401.08x = 345,044,340,146,397.94
  5. Step 5: Solve for x
    x = 345,044,340,146,397.94/21,447,401.08
  6. Step 6: Final answer
    x = 16,087,932.47

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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.