Home / 10,943,999.85-16,415,999.78-5,905,151.85

Finding the Fourth Proportional to 10,943,999.85, 16,415,999.78 and 5,905,151.85

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Solution

The fourth proportional to 10,943,999.85, 16,415,999.78 and 5,905,151.85 is: 8,857,727.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943,999.85 : 16,415,999.78 = 5,905,151.85 : x
  2. Step 2: Convert to fraction form
    10,943,999.85/16,415,999.78 = 5,905,151.85/x
  3. Step 3: Cross multiply
    10,943,999.85x = 16,415,999.78 × 5,905,151.85
  4. Step 4: Simplify right side
    10,943,999.85x = 96,938,971,440,940.83
  5. Step 5: Solve for x
    x = 96,938,971,440,940.83/10,943,999.85
  6. Step 6: Final answer
    x = 8,857,727.78

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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.