Home / 16,947,772.13-23,387,759.38-9,212,354.21

Finding the Fourth Proportional to 16,947,772.13, 23,387,759.38 and 9,212,354.21

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Solution

The fourth proportional to 16,947,772.13, 23,387,759.38 and 9,212,354.21 is: 12,712,958.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947,772.13 : 23,387,759.38 = 9,212,354.21 : x
  2. Step 2: Convert to fraction form
    16,947,772.13/23,387,759.38 = 9,212,354.21/x
  3. Step 3: Cross multiply
    16,947,772.13x = 23,387,759.38 × 9,212,354.21
  4. Step 4: Simplify right side
    16,947,772.13x = 215,456,323,586,810
  5. Step 5: Solve for x
    x = 215,456,323,586,810/16,947,772.13
  6. Step 6: Final answer
    x = 12,712,958.49

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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.