Home / 7,022,551.20-9,691,909.44-3,966,962.08

Finding the Fourth Proportional to 7,022,551.20, 9,691,909.44 and 3,966,962.08

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Solution

The fourth proportional to 7,022,551.20, 9,691,909.44 and 3,966,962.08 is: 5,474,853.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,551.20 : 9,691,909.44 = 3,966,962.08 : x
  2. Step 2: Convert to fraction form
    7,022,551.20/9,691,909.44 = 3,966,962.08/x
  3. Step 3: Cross multiply
    7,022,551.20x = 9,691,909.44 × 3,966,962.08
  4. Step 4: Simplify right side
    7,022,551.20x = 38,447,437,231,274.03
  5. Step 5: Solve for x
    x = 38,447,437,231,274.03/7,022,551.20
  6. Step 6: Final answer
    x = 5,474,853.25

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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.