Home / 17,631,982.80-26,447,974.20-4,678,108.43

Finding the Fourth Proportional to 17,631,982.80, 26,447,974.20 and 4,678,108.43

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Solution

The fourth proportional to 17,631,982.80, 26,447,974.20 and 4,678,108.43 is: 7,017,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631,982.80 : 26,447,974.20 = 4,678,108.43 : x
  2. Step 2: Convert to fraction form
    17,631,982.80/26,447,974.20 = 4,678,108.43/x
  3. Step 3: Cross multiply
    17,631,982.80x = 26,447,974.20 × 4,678,108.43
  4. Step 4: Simplify right side
    17,631,982.80x = 123,726,490,929,202.62
  5. Step 5: Solve for x
    x = 123,726,490,929,202.62/17,631,982.80
  6. Step 6: Final answer
    x = 7,017,162.64

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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.