Home / 10,881,754.84-16,297,817.10-5,205,994.12

Finding the Fourth Proportional to 10,881,754.84, 16,297,817.10 and 5,205,994.12

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Solution

The fourth proportional to 10,881,754.84, 16,297,817.10 and 5,205,994.12 is: 7,797,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,754.84 : 16,297,817.10 = 5,205,994.12 : x
  2. Step 2: Convert to fraction form
    10,881,754.84/16,297,817.10 = 5,205,994.12/x
  3. Step 3: Cross multiply
    10,881,754.84x = 16,297,817.10 × 5,205,994.12
  4. Step 4: Simplify right side
    10,881,754.84x = 84,846,339,991,435.45
  5. Step 5: Solve for x
    x = 84,846,339,991,435.45/10,881,754.84
  6. Step 6: Final answer
    x = 7,797,119.24

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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.