Home / 21,947,571.54-32,941,784.07-11,172,938.58

Finding the Fourth Proportional to 21,947,571.54, 32,941,784.07 and 11,172,938.58

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Solution

The fourth proportional to 21,947,571.54, 32,941,784.07 and 11,172,938.58 is: 16,769,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,947,571.54 : 32,941,784.07 = 11,172,938.58 : x
  2. Step 2: Convert to fraction form
    21,947,571.54/32,941,784.07 = 11,172,938.58/x
  3. Step 3: Cross multiply
    21,947,571.54x = 32,941,784.07 × 11,172,938.58
  4. Step 4: Simplify right side
    21,947,571.54x = 368,056,530,129,732.44
  5. Step 5: Solve for x
    x = 368,056,530,129,732.44/21,947,571.54
  6. Step 6: Final answer
    x = 16,769,806.60

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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.