Home / 20,107,596.63-27,747,654.42-10,940,275.83

Finding the Fourth Proportional to 20,107,596.63, 27,747,654.42 and 10,940,275.83

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Solution

The fourth proportional to 20,107,596.63, 27,747,654.42 and 10,940,275.83 is: 15,097,129.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107,596.63 : 27,747,654.42 = 10,940,275.83 : x
  2. Step 2: Convert to fraction form
    20,107,596.63/27,747,654.42 = 10,940,275.83/x
  3. Step 3: Cross multiply
    20,107,596.63x = 27,747,654.42 × 10,940,275.83
  4. Step 4: Simplify right side
    20,107,596.63x = 303,566,992,990,318.69
  5. Step 5: Solve for x
    x = 303,566,992,990,318.69/20,107,596.63
  6. Step 6: Final answer
    x = 15,097,129.64

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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.