Home / 6,909,371.20-10,364,056.80-3,313,287.10

Finding the Fourth Proportional to 6,909,371.20, 10,364,056.80 and 3,313,287.10

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Solution

The fourth proportional to 6,909,371.20, 10,364,056.80 and 3,313,287.10 is: 4,969,930.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,371.20 : 10,364,056.80 = 3,313,287.10 : x
  2. Step 2: Convert to fraction form
    6,909,371.20/10,364,056.80 = 3,313,287.10/x
  3. Step 3: Cross multiply
    6,909,371.20x = 10,364,056.80 × 3,313,287.10
  4. Step 4: Simplify right side
    6,909,371.20x = 34,339,095,699,107.29
  5. Step 5: Solve for x
    x = 34,339,095,699,107.29/6,909,371.20
  6. Step 6: Final answer
    x = 4,969,930.65

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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.