Home / 5,361,851.28-7,399,407.34-2,914,460.80

Finding the Fourth Proportional to 5,361,851.28, 7,399,407.34 and 2,914,460.80

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Solution

The fourth proportional to 5,361,851.28, 7,399,407.34 and 2,914,460.80 is: 4,021,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,851.28 : 7,399,407.34 = 2,914,460.80 : x
  2. Step 2: Convert to fraction form
    5,361,851.28/7,399,407.34 = 2,914,460.80/x
  3. Step 3: Cross multiply
    5,361,851.28x = 7,399,407.34 × 2,914,460.80
  4. Step 4: Simplify right side
    5,361,851.28x = 21,565,282,635,662.27
  5. Step 5: Solve for x
    x = 21,565,282,635,662.27/5,361,851.28
  6. Step 6: Final answer
    x = 4,021,984.48

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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.