Home / 72,715,456.14-100,352,246.67-41,787,954.06

Finding the Fourth Proportional to 72,715,456.14, 100,352,246.67 and 41,787,954.06

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Solution

The fourth proportional to 72,715,456.14, 100,352,246.67 and 41,787,954.06 is: 57,670,202.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,715,456.14 : 100,352,246.67 = 41,787,954.06 : x
  2. Step 2: Convert to fraction form
    72,715,456.14/100,352,246.67 = 41,787,954.06/x
  3. Step 3: Cross multiply
    72,715,456.14x = 100,352,246.67 × 41,787,954.06
  4. Step 4: Simplify right side
    72,715,456.14x = 4,193,515,073,663,748.50
  5. Step 5: Solve for x
    x = 4,193,515,073,663,748.50/72,715,456.14
  6. Step 6: Final answer
    x = 57,670,202.41

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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.