Home / 18,020,718.23-27,030,791.01-4,373,977.55

Finding the Fourth Proportional to 18,020,718.23, 27,030,791.01 and 4,373,977.55

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Solution

The fourth proportional to 18,020,718.23, 27,030,791.01 and 4,373,977.55 is: 6,560,896.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,020,718.23 : 27,030,791.01 = 4,373,977.55 : x
  2. Step 2: Convert to fraction form
    18,020,718.23/27,030,791.01 = 4,373,977.55/x
  3. Step 3: Cross multiply
    18,020,718.23x = 27,030,791.01 × 4,373,977.55
  4. Step 4: Simplify right side
    18,020,718.23x = 118,232,073,036,481.83
  5. Step 5: Solve for x
    x = 118,232,073,036,481.83/18,020,718.23
  6. Step 6: Final answer
    x = 6,560,896.83

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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.