Home / 6,878,137.20-10,314,581.40-2,084,233.20

Finding the Fourth Proportional to 6,878,137.20, 10,314,581.40 and 2,084,233.20

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Solution

The fourth proportional to 6,878,137.20, 10,314,581.40 and 2,084,233.20 is: 3,125,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,137.20 : 10,314,581.40 = 2,084,233.20 : x
  2. Step 2: Convert to fraction form
    6,878,137.20/10,314,581.40 = 2,084,233.20/x
  3. Step 3: Cross multiply
    6,878,137.20x = 10,314,581.40 × 2,084,233.20
  4. Step 4: Simplify right side
    6,878,137.20x = 21,497,992,997,982.48
  5. Step 5: Solve for x
    x = 21,497,992,997,982.48/6,878,137.20
  6. Step 6: Final answer
    x = 3,125,554.55

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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.