Home / 6,659,689.60-9,190,371.68-3,603,903.68

Finding the Fourth Proportional to 6,659,689.60, 9,190,371.68 and 3,603,903.68

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Solution

The fourth proportional to 6,659,689.60, 9,190,371.68 and 3,603,903.68 is: 4,973,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,689.60 : 9,190,371.68 = 3,603,903.68 : x
  2. Step 2: Convert to fraction form
    6,659,689.60/9,190,371.68 = 3,603,903.68/x
  3. Step 3: Cross multiply
    6,659,689.60x = 9,190,371.68 × 3,603,903.68
  4. Step 4: Simplify right side
    6,659,689.60x = 33,121,214,318,119.78
  5. Step 5: Solve for x
    x = 33,121,214,318,119.78/6,659,689.60
  6. Step 6: Final answer
    x = 4,973,387.10

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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.