Home / 18,381,067.95-27,572,638.73-5,601,989.55

Finding the Fourth Proportional to 18,381,067.95, 27,572,638.73 and 5,601,989.55

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Solution

The fourth proportional to 18,381,067.95, 27,572,638.73 and 5,601,989.55 is: 8,403,300.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,381,067.95 : 27,572,638.73 = 5,601,989.55 : x
  2. Step 2: Convert to fraction form
    18,381,067.95/27,572,638.73 = 5,601,989.55/x
  3. Step 3: Cross multiply
    18,381,067.95x = 27,572,638.73 × 5,601,989.55
  4. Step 4: Simplify right side
    18,381,067.95x = 154,461,634,003,375.31
  5. Step 5: Solve for x
    x = 154,461,634,003,375.31/18,381,067.95
  6. Step 6: Final answer
    x = 8,403,300.31

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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.