Home / 30,158,023.26-41,632,527.15-18,565,523.58

Finding the Fourth Proportional to 30,158,023.26, 41,632,527.15 and 18,565,523.58

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Solution

The fourth proportional to 30,158,023.26, 41,632,527.15 and 18,565,523.58 is: 25,629,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,158,023.26 : 41,632,527.15 = 18,565,523.58 : x
  2. Step 2: Convert to fraction form
    30,158,023.26/41,632,527.15 = 18,565,523.58/x
  3. Step 3: Cross multiply
    30,158,023.26x = 41,632,527.15 × 18,565,523.58
  4. Step 4: Simplify right side
    30,158,023.26x = 772,929,664,498,315.12
  5. Step 5: Solve for x
    x = 772,929,664,498,315.12/30,158,023.26
  6. Step 6: Final answer
    x = 25,629,321.19

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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.