Home / 6,612,763.23-9,904,043.07-3,156,933.87

Finding the Fourth Proportional to 6,612,763.23, 9,904,043.07 and 3,156,933.87

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Solution

The fourth proportional to 6,612,763.23, 9,904,043.07 and 3,156,933.87 is: 4,728,191.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612,763.23 : 9,904,043.07 = 3,156,933.87 : x
  2. Step 2: Convert to fraction form
    6,612,763.23/9,904,043.07 = 3,156,933.87/x
  3. Step 3: Cross multiply
    6,612,763.23x = 9,904,043.07 × 3,156,933.87
  4. Step 4: Simplify right side
    6,612,763.23x = 31,266,409,017,621.78
  5. Step 5: Solve for x
    x = 31,266,409,017,621.78/6,612,763.23
  6. Step 6: Final answer
    x = 4,728,191.22

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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.