Home / 6,909,262.70-10,363,894.05-3,313,178.60

Finding the Fourth Proportional to 6,909,262.70, 10,363,894.05 and 3,313,178.60

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Solution

The fourth proportional to 6,909,262.70, 10,363,894.05 and 3,313,178.60 is: 4,969,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,262.70 : 10,363,894.05 = 3,313,178.60 : x
  2. Step 2: Convert to fraction form
    6,909,262.70/10,363,894.05 = 3,313,178.60/x
  3. Step 3: Cross multiply
    6,909,262.70x = 10,363,894.05 × 3,313,178.60
  4. Step 4: Simplify right side
    6,909,262.70x = 34,337,431,979,127.33
  5. Step 5: Solve for x
    x = 34,337,431,979,127.33/6,909,262.70
  6. Step 6: Final answer
    x = 4,969,767.90

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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.