Home / 6,248,775.11-9,370,739.34-2,149,316.78

Finding the Fourth Proportional to 6,248,775.11, 9,370,739.34 and 2,149,316.78

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Solution

The fourth proportional to 6,248,775.11, 9,370,739.34 and 2,149,316.78 is: 3,223,141.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248,775.11 : 9,370,739.34 = 2,149,316.78 : x
  2. Step 2: Convert to fraction form
    6,248,775.11/9,370,739.34 = 2,149,316.78/x
  3. Step 3: Cross multiply
    6,248,775.11x = 9,370,739.34 × 2,149,316.78
  4. Step 4: Simplify right side
    6,248,775.11x = 20,140,687,257,614.43
  5. Step 5: Solve for x
    x = 20,140,687,257,614.43/6,248,775.11
  6. Step 6: Final answer
    x = 3,223,141.64

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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.