Home / 71,633,014.62-98,852,614.57-39,842,969.82

Finding the Fourth Proportional to 71,633,014.62, 98,852,614.57 and 39,842,969.82

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Solution

The fourth proportional to 71,633,014.62, 98,852,614.57 and 39,842,969.82 is: 54,982,772.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,633,014.62 : 98,852,614.57 = 39,842,969.82 : x
  2. Step 2: Convert to fraction form
    71,633,014.62/98,852,614.57 = 39,842,969.82/x
  3. Step 3: Cross multiply
    71,633,014.62x = 98,852,614.57 × 39,842,969.82
  4. Step 4: Simplify right side
    71,633,014.62x = 3,938,581,738,741,387.50
  5. Step 5: Solve for x
    x = 3,938,581,738,741,387.50/71,633,014.62
  6. Step 6: Final answer
    x = 54,982,772.39

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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.