Home / 7,952,449.46-11,928,341-2,560,980.54

Finding the Fourth Proportional to 7,952,449.46, 11,928,341 and 2,560,980.54

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Solution

The fourth proportional to 7,952,449.46, 11,928,341 and 2,560,980.54 is: 3,841,363.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952,449.46 : 11,928,341 = 2,560,980.54 : x
  2. Step 2: Convert to fraction form
    7,952,449.46/11,928,341 = 2,560,980.54/x
  3. Step 3: Cross multiply
    7,952,449.46x = 11,928,341 × 2,560,980.54
  4. Step 4: Simplify right side
    7,952,449.46x = 30,548,249,175,484.14
  5. Step 5: Solve for x
    x = 30,548,249,175,484.14/7,952,449.46
  6. Step 6: Final answer
    x = 3,841,363.51

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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.