Home / 18,374,024.10-27,561,036.15-11,991,483.30

Finding the Fourth Proportional to 18,374,024.10, 27,561,036.15 and 11,991,483.30

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Solution

The fourth proportional to 18,374,024.10, 27,561,036.15 and 11,991,483.30 is: 17,987,224.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374,024.10 : 27,561,036.15 = 11,991,483.30 : x
  2. Step 2: Convert to fraction form
    18,374,024.10/27,561,036.15 = 11,991,483.30/x
  3. Step 3: Cross multiply
    18,374,024.10x = 27,561,036.15 × 11,991,483.30
  4. Step 4: Simplify right side
    18,374,024.10x = 330,497,704,723,421.31
  5. Step 5: Solve for x
    x = 330,497,704,723,421.31/18,374,024.10
  6. Step 6: Final answer
    x = 17,987,224.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.