Home / 13,003,539.84-17,941,003.20-8,412,589.44

Finding the Fourth Proportional to 13,003,539.84, 17,941,003.20 and 8,412,589.44

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Solution

The fourth proportional to 13,003,539.84, 17,941,003.20 and 8,412,589.44 is: 11,606,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003,539.84 : 17,941,003.20 = 8,412,589.44 : x
  2. Step 2: Convert to fraction form
    13,003,539.84/17,941,003.20 = 8,412,589.44/x
  3. Step 3: Cross multiply
    13,003,539.84x = 17,941,003.20 × 8,412,589.44
  4. Step 4: Simplify right side
    13,003,539.84x = 150,930,294,063,326.19
  5. Step 5: Solve for x
    x = 150,930,294,063,326.19/13,003,539.84
  6. Step 6: Final answer
    x = 11,606,862.13

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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.