Home / 9,764,043.60-13,474,707.84-5,412,870.12

Finding the Fourth Proportional to 9,764,043.60, 13,474,707.84 and 5,412,870.12

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Solution

The fourth proportional to 9,764,043.60, 13,474,707.84 and 5,412,870.12 is: 7,469,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764,043.60 : 13,474,707.84 = 5,412,870.12 : x
  2. Step 2: Convert to fraction form
    9,764,043.60/13,474,707.84 = 5,412,870.12/x
  3. Step 3: Cross multiply
    9,764,043.60x = 13,474,707.84 × 5,412,870.12
  4. Step 4: Simplify right side
    9,764,043.60x = 72,936,843,442,865.73
  5. Step 5: Solve for x
    x = 72,936,843,442,865.73/9,764,043.60
  6. Step 6: Final answer
    x = 7,469,942.42

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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.