Home / 71,279,294.67-98,365,426.56-38,684,246.67

Finding the Fourth Proportional to 71,279,294.67, 98,365,426.56 and 38,684,246.67

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Solution

The fourth proportional to 71,279,294.67, 98,365,426.56 and 38,684,246.67 is: 53,384,260.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,279,294.67 : 98,365,426.56 = 38,684,246.67 : x
  2. Step 2: Convert to fraction form
    71,279,294.67/98,365,426.56 = 38,684,246.67/x
  3. Step 3: Cross multiply
    71,279,294.67x = 98,365,426.56 × 38,684,246.67
  4. Step 4: Simplify right side
    71,279,294.67x = 3,805,192,424,846,810
  5. Step 5: Solve for x
    x = 3,805,192,424,846,810/71,279,294.67
  6. Step 6: Final answer
    x = 53,384,260.36

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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.