Home / 17,317,078.64-25,968,309.12-5,188,265.81

Finding the Fourth Proportional to 17,317,078.64, 25,968,309.12 and 5,188,265.81

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Solution

The fourth proportional to 17,317,078.64, 25,968,309.12 and 5,188,265.81 is: 7,780,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,317,078.64 : 25,968,309.12 = 5,188,265.81 : x
  2. Step 2: Convert to fraction form
    17,317,078.64/25,968,309.12 = 5,188,265.81/x
  3. Step 3: Cross multiply
    17,317,078.64x = 25,968,309.12 × 5,188,265.81
  4. Step 4: Simplify right side
    17,317,078.64x = 134,730,490,220,965.64
  5. Step 5: Solve for x
    x = 134,730,490,220,965.64/17,317,078.64
  6. Step 6: Final answer
    x = 7,780,208.95

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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.