Home / 5,650,940.12-7,798,243.20-3,072,621.80

Finding the Fourth Proportional to 5,650,940.12, 7,798,243.20 and 3,072,621.80

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Solution

The fourth proportional to 5,650,940.12, 7,798,243.20 and 3,072,621.80 is: 4,240,188.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650,940.12 : 7,798,243.20 = 3,072,621.80 : x
  2. Step 2: Convert to fraction form
    5,650,940.12/7,798,243.20 = 3,072,621.80/x
  3. Step 3: Cross multiply
    5,650,940.12x = 7,798,243.20 × 3,072,621.80
  4. Step 4: Simplify right side
    5,650,940.12x = 23,961,052,058,021.76
  5. Step 5: Solve for x
    x = 23,961,052,058,021.76/5,650,940.12
  6. Step 6: Final answer
    x = 4,240,188.63

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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.