Home / 18,412,607.94-27,618,911.10-8,175,061.26

Finding the Fourth Proportional to 18,412,607.94, 27,618,911.10 and 8,175,061.26

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Solution

The fourth proportional to 18,412,607.94, 27,618,911.10 and 8,175,061.26 is: 12,262,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,412,607.94 : 27,618,911.10 = 8,175,061.26 : x
  2. Step 2: Convert to fraction form
    18,412,607.94/27,618,911.10 = 8,175,061.26/x
  3. Step 3: Cross multiply
    18,412,607.94x = 27,618,911.10 × 8,175,061.26
  4. Step 4: Simplify right side
    18,412,607.94x = 225,786,290,176,994
  5. Step 5: Solve for x
    x = 225,786,290,176,994/18,412,607.94
  6. Step 6: Final answer
    x = 12,262,591.53

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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.