Home / 45,220,190.88-67,852,721.52-17,925,906.72

Finding the Fourth Proportional to 45,220,190.88, 67,852,721.52 and 17,925,906.72

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Solution

The fourth proportional to 45,220,190.88, 67,852,721.52 and 17,925,906.72 is: 26,897,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,220,190.88 : 67,852,721.52 = 17,925,906.72 : x
  2. Step 2: Convert to fraction form
    45,220,190.88/67,852,721.52 = 17,925,906.72/x
  3. Step 3: Cross multiply
    45,220,190.88x = 67,852,721.52 × 17,925,906.72
  4. Step 4: Simplify right side
    45,220,190.88x = 1,216,321,556,665,656.50
  5. Step 5: Solve for x
    x = 1,216,321,556,665,656.50/45,220,190.88
  6. Step 6: Final answer
    x = 26,897,753.70

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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.