Home / 69,774,972.28-104,654,215.86-18,660,952.60

Finding the Fourth Proportional to 69,774,972.28, 104,654,215.86 and 18,660,952.60

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Solution

The fourth proportional to 69,774,972.28, 104,654,215.86 and 18,660,952.60 is: 27,989,224.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,774,972.28 : 104,654,215.86 = 18,660,952.60 : x
  2. Step 2: Convert to fraction form
    69,774,972.28/104,654,215.86 = 18,660,952.60/x
  3. Step 3: Cross multiply
    69,774,972.28x = 104,654,215.86 × 18,660,952.60
  4. Step 4: Simplify right side
    69,774,972.28x = 1,952,947,361,553,628.50
  5. Step 5: Solve for x
    x = 1,952,947,361,553,628.50/69,774,972.28
  6. Step 6: Final answer
    x = 27,989,224.47

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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.