Home / 5,127,884.34-7,078,659.32-3,195,099.88

Finding the Fourth Proportional to 5,127,884.34, 7,078,659.32 and 3,195,099.88

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Solution

The fourth proportional to 5,127,884.34, 7,078,659.32 and 3,195,099.88 is: 4,410,595.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,884.34 : 7,078,659.32 = 3,195,099.88 : x
  2. Step 2: Convert to fraction form
    5,127,884.34/7,078,659.32 = 3,195,099.88/x
  3. Step 3: Cross multiply
    5,127,884.34x = 7,078,659.32 × 3,195,099.88
  4. Step 4: Simplify right side
    5,127,884.34x = 22,617,023,543,892.88
  5. Step 5: Solve for x
    x = 22,617,023,543,892.88/5,127,884.34
  6. Step 6: Final answer
    x = 4,410,595.49

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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.