Home / 17,374,920.40-26,074,822.20-7,284,782.80

Finding the Fourth Proportional to 17,374,920.40, 26,074,822.20 and 7,284,782.80

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Solution

The fourth proportional to 17,374,920.40, 26,074,822.20 and 7,284,782.80 is: 10,932,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,374,920.40 : 26,074,822.20 = 7,284,782.80 : x
  2. Step 2: Convert to fraction form
    17,374,920.40/26,074,822.20 = 7,284,782.80/x
  3. Step 3: Cross multiply
    17,374,920.40x = 26,074,822.20 × 7,284,782.80
  4. Step 4: Simplify right side
    17,374,920.40x = 189,949,416,275,618.16
  5. Step 5: Solve for x
    x = 189,949,416,275,618.16/17,374,920.40
  6. Step 6: Final answer
    x = 10,932,390.59

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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.