Home / 29,128,370.30-43,728,497.85-18,345,650.30

Finding the Fourth Proportional to 29,128,370.30, 43,728,497.85 and 18,345,650.30

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Solution

The fourth proportional to 29,128,370.30, 43,728,497.85 and 18,345,650.30 is: 27,541,112.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,128,370.30 : 43,728,497.85 = 18,345,650.30 : x
  2. Step 2: Convert to fraction form
    29,128,370.30/43,728,497.85 = 18,345,650.30/x
  3. Step 3: Cross multiply
    29,128,370.30x = 43,728,497.85 × 18,345,650.30
  4. Step 4: Simplify right side
    29,128,370.30x = 802,227,729,700,401.88
  5. Step 5: Solve for x
    x = 802,227,729,700,401.88/29,128,370.30
  6. Step 6: Final answer
    x = 27,541,112.72

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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.