Home / 5,314,548.80-7,334,310.88-2,991,591.20

Finding the Fourth Proportional to 5,314,548.80, 7,334,310.88 and 2,991,591.20

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Solution

The fourth proportional to 5,314,548.80, 7,334,310.88 and 2,991,591.20 is: 4,128,527.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,548.80 : 7,334,310.88 = 2,991,591.20 : x
  2. Step 2: Convert to fraction form
    5,314,548.80/7,334,310.88 = 2,991,591.20/x
  3. Step 3: Cross multiply
    5,314,548.80x = 7,334,310.88 × 2,991,591.20
  4. Step 4: Simplify right side
    5,314,548.80x = 21,941,259,886,672.26
  5. Step 5: Solve for x
    x = 21,941,259,886,672.26/5,314,548.80
  6. Step 6: Final answer
    x = 4,128,527.31

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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.