Home / 18,922,935.59-28,385,305.56-9,195,959.89

Finding the Fourth Proportional to 18,922,935.59, 28,385,305.56 and 9,195,959.89

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Solution

The fourth proportional to 18,922,935.59, 28,385,305.56 and 9,195,959.89 is: 13,794,378.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,922,935.59 : 28,385,305.56 = 9,195,959.89 : x
  2. Step 2: Convert to fraction form
    18,922,935.59/28,385,305.56 = 9,195,959.89/x
  3. Step 3: Cross multiply
    18,922,935.59x = 28,385,305.56 × 9,195,959.89
  4. Step 4: Simplify right side
    18,922,935.59x = 261,030,131,396,150.75
  5. Step 5: Solve for x
    x = 261,030,131,396,150.75/18,922,935.59
  6. Step 6: Final answer
    x = 13,794,378.27

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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.