Home / 18,972,635.28-26,182,231.12-10,270,801.44

Finding the Fourth Proportional to 18,972,635.28, 26,182,231.12 and 10,270,801.44

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Solution

The fourth proportional to 18,972,635.28, 26,182,231.12 and 10,270,801.44 is: 14,173,702.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972,635.28 : 26,182,231.12 = 10,270,801.44 : x
  2. Step 2: Convert to fraction form
    18,972,635.28/26,182,231.12 = 10,270,801.44/x
  3. Step 3: Cross multiply
    18,972,635.28x = 26,182,231.12 × 10,270,801.44
  4. Step 4: Simplify right side
    18,972,635.28x = 268,912,497,089,708.81
  5. Step 5: Solve for x
    x = 268,912,497,089,708.81/18,972,635.28
  6. Step 6: Final answer
    x = 14,173,702.97

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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.