Home / 7,105,205.40-10,645,560.90-3,310,906.20

Finding the Fourth Proportional to 7,105,205.40, 10,645,560.90 and 3,310,906.20

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Solution

The fourth proportional to 7,105,205.40, 10,645,560.90 and 3,310,906.20 is: 4,960,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,205.40 : 10,645,560.90 = 3,310,906.20 : x
  2. Step 2: Convert to fraction form
    7,105,205.40/10,645,560.90 = 3,310,906.20/x
  3. Step 3: Cross multiply
    7,105,205.40x = 10,645,560.90 × 3,310,906.20
  4. Step 4: Simplify right side
    7,105,205.40x = 35,246,453,586,287.59
  5. Step 5: Solve for x
    x = 35,246,453,586,287.59/7,105,205.40
  6. Step 6: Final answer
    x = 4,960,652.31

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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.