Home / 9,619,527.97-13,274,961.40-5,209,261.22

Finding the Fourth Proportional to 9,619,527.97, 13,274,961.40 and 5,209,261.22

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Solution

The fourth proportional to 9,619,527.97, 13,274,961.40 and 5,209,261.22 is: 7,188,787.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,527.97 : 13,274,961.40 = 5,209,261.22 : x
  2. Step 2: Convert to fraction form
    9,619,527.97/13,274,961.40 = 5,209,261.22/x
  3. Step 3: Cross multiply
    9,619,527.97x = 13,274,961.40 × 5,209,261.22
  4. Step 4: Simplify right side
    9,619,527.97x = 69,152,741,538,618.95
  5. Step 5: Solve for x
    x = 69,152,741,538,618.95/9,619,527.97
  6. Step 6: Final answer
    x = 7,188,787.41

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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.