Home / 18,220,975.32-27,327,745.08-6,702,483.72

Finding the Fourth Proportional to 18,220,975.32, 27,327,745.08 and 6,702,483.72

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Solution

The fourth proportional to 18,220,975.32, 27,327,745.08 and 6,702,483.72 is: 10,052,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,220,975.32 : 27,327,745.08 = 6,702,483.72 : x
  2. Step 2: Convert to fraction form
    18,220,975.32/27,327,745.08 = 6,702,483.72/x
  3. Step 3: Cross multiply
    18,220,975.32x = 27,327,745.08 × 6,702,483.72
  4. Step 4: Simplify right side
    18,220,975.32x = 183,163,766,503,010.09
  5. Step 5: Solve for x
    x = 183,163,766,503,010.09/18,220,975.32
  6. Step 6: Final answer
    x = 10,052,357.97

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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.