Home / 5,390,173.40-8,085,260.10-2,694,914.60

Finding the Fourth Proportional to 5,390,173.40, 8,085,260.10 and 2,694,914.60

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Solution

The fourth proportional to 5,390,173.40, 8,085,260.10 and 2,694,914.60 is: 4,042,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,173.40 : 8,085,260.10 = 2,694,914.60 : x
  2. Step 2: Convert to fraction form
    5,390,173.40/8,085,260.10 = 2,694,914.60/x
  3. Step 3: Cross multiply
    5,390,173.40x = 8,085,260.10 × 2,694,914.60
  4. Step 4: Simplify right side
    5,390,173.40x = 21,789,085,488,287.46
  5. Step 5: Solve for x
    x = 21,789,085,488,287.46/5,390,173.40
  6. Step 6: Final answer
    x = 4,042,371.90

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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.