Home / 5,127,884.23-7,078,659.15-3,195,099.75

Finding the Fourth Proportional to 5,127,884.23, 7,078,659.15 and 3,195,099.75

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Solution

The fourth proportional to 5,127,884.23, 7,078,659.15 and 3,195,099.75 is: 4,410,595.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,884.23 : 7,078,659.15 = 3,195,099.75 : x
  2. Step 2: Convert to fraction form
    5,127,884.23/7,078,659.15 = 3,195,099.75/x
  3. Step 3: Cross multiply
    5,127,884.23x = 7,078,659.15 × 3,195,099.75
  4. Step 4: Simplify right side
    5,127,884.23x = 22,617,022,045,106.92
  5. Step 5: Solve for x
    x = 22,617,022,045,106.92/5,127,884.23
  6. Step 6: Final answer
    x = 4,410,595.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.