Home / 6,673,749.18-9,209,846.42-3,920,552.66

Finding the Fourth Proportional to 6,673,749.18, 9,209,846.42 and 3,920,552.66

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Solution

The fourth proportional to 6,673,749.18, 9,209,846.42 and 3,920,552.66 is: 5,410,405.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673,749.18 : 9,209,846.42 = 3,920,552.66 : x
  2. Step 2: Convert to fraction form
    6,673,749.18/9,209,846.42 = 3,920,552.66/x
  3. Step 3: Cross multiply
    6,673,749.18x = 9,209,846.42 × 3,920,552.66
  4. Step 4: Simplify right side
    6,673,749.18x = 36,107,687,880,122.48
  5. Step 5: Solve for x
    x = 36,107,687,880,122.48/6,673,749.18
  6. Step 6: Final answer
    x = 5,410,405.29

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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.