Home / 15,534,869.28-21,447,304.26-13,811,218.44

Finding the Fourth Proportional to 15,534,869.28, 21,447,304.26 and 13,811,218.44

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Solution

The fourth proportional to 15,534,869.28, 21,447,304.26 and 13,811,218.44 is: 19,067,647.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,534,869.28 : 21,447,304.26 = 13,811,218.44 : x
  2. Step 2: Convert to fraction form
    15,534,869.28/21,447,304.26 = 13,811,218.44/x
  3. Step 3: Cross multiply
    15,534,869.28x = 21,447,304.26 × 13,811,218.44
  4. Step 4: Simplify right side
    15,534,869.28x = 296,213,404,084,002.56
  5. Step 5: Solve for x
    x = 296,213,404,084,002.56/15,534,869.28
  6. Step 6: Final answer
    x = 19,067,647.03

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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.