Home / 29,147,272.91-43,736,040.48-11,888,135.90

Finding the Fourth Proportional to 29,147,272.91, 43,736,040.48 and 11,888,135.90

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Solution

The fourth proportional to 29,147,272.91, 43,736,040.48 and 11,888,135.90 is: 17,838,375.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,272.91 : 43,736,040.48 = 11,888,135.90 : x
  2. Step 2: Convert to fraction form
    29,147,272.91/43,736,040.48 = 11,888,135.90/x
  3. Step 3: Cross multiply
    29,147,272.91x = 43,736,040.48 × 11,888,135.90
  4. Step 4: Simplify right side
    29,147,272.91x = 519,939,992,954,141.19
  5. Step 5: Solve for x
    x = 519,939,992,954,141.19/29,147,272.91
  6. Step 6: Final answer
    x = 17,838,375.29

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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.