Home / 29,022,161.90-40,049,382.61-15,791,393.26

Finding the Fourth Proportional to 29,022,161.90, 40,049,382.61 and 15,791,393.26

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Solution

The fourth proportional to 29,022,161.90, 40,049,382.61 and 15,791,393.26 is: 21,791,469.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,022,161.90 : 40,049,382.61 = 15,791,393.26 : x
  2. Step 2: Convert to fraction form
    29,022,161.90/40,049,382.61 = 15,791,393.26/x
  3. Step 3: Cross multiply
    29,022,161.90x = 40,049,382.61 × 15,791,393.26
  4. Step 4: Simplify right side
    29,022,161.90x = 632,435,550,614,715.25
  5. Step 5: Solve for x
    x = 632,435,550,614,715.25/29,022,161.90
  6. Step 6: Final answer
    x = 21,791,469.32

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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.