Home / 17,857,072.20-26,791,829.10-7,766,934.60

Finding the Fourth Proportional to 17,857,072.20, 26,791,829.10 and 7,766,934.60

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Solution

The fourth proportional to 17,857,072.20, 26,791,829.10 and 7,766,934.60 is: 11,653,107.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,857,072.20 : 26,791,829.10 = 7,766,934.60 : x
  2. Step 2: Convert to fraction form
    17,857,072.20/26,791,829.10 = 7,766,934.60/x
  3. Step 3: Cross multiply
    17,857,072.20x = 26,791,829.10 × 7,766,934.60
  4. Step 4: Simplify right side
    17,857,072.20x = 208,090,384,434,076.88
  5. Step 5: Solve for x
    x = 208,090,384,434,076.88/17,857,072.20
  6. Step 6: Final answer
    x = 11,653,107.64

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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.