Home / 47,628,049.20-71,442,073.80-17,331,975.60

Finding the Fourth Proportional to 47,628,049.20, 71,442,073.80 and 17,331,975.60

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Solution

The fourth proportional to 47,628,049.20, 71,442,073.80 and 17,331,975.60 is: 25,997,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,628,049.20 : 71,442,073.80 = 17,331,975.60 : x
  2. Step 2: Convert to fraction form
    47,628,049.20/71,442,073.80 = 17,331,975.60/x
  3. Step 3: Cross multiply
    47,628,049.20x = 71,442,073.80 × 17,331,975.60
  4. Step 4: Simplify right side
    47,628,049.20x = 1,238,232,279,914,999.25
  5. Step 5: Solve for x
    x = 1,238,232,279,914,999.25/47,628,049.20
  6. Step 6: Final answer
    x = 25,997,963.40

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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.