Home / 12,392,351.25-18,575,237.17-5,993,801.61

Finding the Fourth Proportional to 12,392,351.25, 18,575,237.17 and 5,993,801.61

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Solution

The fourth proportional to 12,392,351.25, 18,575,237.17 and 5,993,801.61 is: 8,984,274.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,392,351.25 : 18,575,237.17 = 5,993,801.61 : x
  2. Step 2: Convert to fraction form
    12,392,351.25/18,575,237.17 = 5,993,801.61/x
  3. Step 3: Cross multiply
    12,392,351.25x = 18,575,237.17 × 5,993,801.61
  4. Step 4: Simplify right side
    12,392,351.25x = 111,336,286,455,677.86
  5. Step 5: Solve for x
    x = 111,336,286,455,677.86/12,392,351.25
  6. Step 6: Final answer
    x = 8,984,274.59

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1.5x scale

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.