Home / 7,133,689.28-10,698,286.20-2,340,261.44

Finding the Fourth Proportional to 7,133,689.28, 10,698,286.20 and 2,340,261.44

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Solution

The fourth proportional to 7,133,689.28, 10,698,286.20 and 2,340,261.44 is: 3,509,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133,689.28 : 10,698,286.20 = 2,340,261.44 : x
  2. Step 2: Convert to fraction form
    7,133,689.28/10,698,286.20 = 2,340,261.44/x
  3. Step 3: Cross multiply
    7,133,689.28x = 10,698,286.20 × 2,340,261.44
  4. Step 4: Simplify right side
    7,133,689.28x = 25,036,786,667,944.12
  5. Step 5: Solve for x
    x = 25,036,786,667,944.12/7,133,689.28
  6. Step 6: Final answer
    x = 3,509,654.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.