Home / 29,215,335.50-43,794,523.56-12,180,879.98

Finding the Fourth Proportional to 29,215,335.50, 43,794,523.56 and 12,180,879.98

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Solution

The fourth proportional to 29,215,335.50, 43,794,523.56 and 12,180,879.98 is: 18,259,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215,335.50 : 43,794,523.56 = 12,180,879.98 : x
  2. Step 2: Convert to fraction form
    29,215,335.50/43,794,523.56 = 12,180,879.98/x
  3. Step 3: Cross multiply
    29,215,335.50x = 43,794,523.56 × 12,180,879.98
  4. Step 4: Simplify right side
    29,215,335.50x = 533,455,835,265,642.38
  5. Step 5: Solve for x
    x = 533,455,835,265,642.38/29,215,335.50
  6. Step 6: Final answer
    x = 18,259,445.81

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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.