Home / 13,315,327.83-18,304,614.56-11,447,863.45

Finding the Fourth Proportional to 13,315,327.83, 18,304,614.56 and 11,447,863.45

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Solution

The fourth proportional to 13,315,327.83, 18,304,614.56 and 11,447,863.45 is: 15,737,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,315,327.83 : 18,304,614.56 = 11,447,863.45 : x
  2. Step 2: Convert to fraction form
    13,315,327.83/18,304,614.56 = 11,447,863.45/x
  3. Step 3: Cross multiply
    13,315,327.83x = 18,304,614.56 × 11,447,863.45
  4. Step 4: Simplify right side
    13,315,327.83x = 209,548,727,970,619.94
  5. Step 5: Solve for x
    x = 209,548,727,970,619.94/13,315,327.83
  6. Step 6: Final answer
    x = 15,737,406.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.