Home / 6,891,481.20-9,507,693.16-6,880,852.56

Finding the Fourth Proportional to 6,891,481.20, 9,507,693.16 and 6,880,852.56

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Solution

The fourth proportional to 6,891,481.20, 9,507,693.16 and 6,880,852.56 is: 9,493,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891,481.20 : 9,507,693.16 = 6,880,852.56 : x
  2. Step 2: Convert to fraction form
    6,891,481.20/9,507,693.16 = 6,880,852.56/x
  3. Step 3: Cross multiply
    6,891,481.20x = 9,507,693.16 × 6,880,852.56
  4. Step 4: Simplify right side
    6,891,481.20x = 65,421,034,819,680.48
  5. Step 5: Solve for x
    x = 65,421,034,819,680.48/6,891,481.20
  6. Step 6: Final answer
    x = 9,493,029.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.