Home / 15,290,025.84-21,100,229.37-8,414,507.88

Finding the Fourth Proportional to 15,290,025.84, 21,100,229.37 and 8,414,507.88

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Solution

The fourth proportional to 15,290,025.84, 21,100,229.37 and 8,414,507.88 is: 11,612,017.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,290,025.84 : 21,100,229.37 = 8,414,507.88 : x
  2. Step 2: Convert to fraction form
    15,290,025.84/21,100,229.37 = 8,414,507.88/x
  3. Step 3: Cross multiply
    15,290,025.84x = 21,100,229.37 × 8,414,507.88
  4. Step 4: Simplify right side
    15,290,025.84x = 177,548,046,303,672.47
  5. Step 5: Solve for x
    x = 177,548,046,303,672.47/15,290,025.84
  6. Step 6: Final answer
    x = 11,612,017.41

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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.