Home / 10,685,158.20-16,040,178.90-6,914,316.60

Finding the Fourth Proportional to 10,685,158.20, 16,040,178.90 and 6,914,316.60

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Solution

The fourth proportional to 10,685,158.20, 16,040,178.90 and 6,914,316.60 is: 10,379,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685,158.20 : 16,040,178.90 = 6,914,316.60 : x
  2. Step 2: Convert to fraction form
    10,685,158.20/16,040,178.90 = 6,914,316.60/x
  3. Step 3: Cross multiply
    10,685,158.20x = 16,040,178.90 × 6,914,316.60
  4. Step 4: Simplify right side
    10,685,158.20x = 110,906,875,235,239.73
  5. Step 5: Solve for x
    x = 110,906,875,235,239.73/10,685,158.20
  6. Step 6: Final answer
    x = 10,379,525.80

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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.