Home / 11,187,219.80-15,704,623-11,187,219.80

Finding the Fourth Proportional to 11,187,219.80, 15,704,623 and 11,187,219.80

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Solution

The fourth proportional to 11,187,219.80, 15,704,623 and 11,187,219.80 is: 15,704,623

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187,219.80 : 15,704,623 = 11,187,219.80 : x
  2. Step 2: Convert to fraction form
    11,187,219.80/15,704,623 = 11,187,219.80/x
  3. Step 3: Cross multiply
    11,187,219.80x = 15,704,623 × 11,187,219.80
  4. Step 4: Simplify right side
    11,187,219.80x = 175,691,069,377,135.41
  5. Step 5: Solve for x
    x = 175,691,069,377,135.41/11,187,219.80
  6. Step 6: Final answer
    x = 15,704,623

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.