Home / 7,918,884.90-10,928,061.14-4,297,212.90

Finding the Fourth Proportional to 7,918,884.90, 10,928,061.14 and 4,297,212.90

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Solution

The fourth proportional to 7,918,884.90, 10,928,061.14 and 4,297,212.90 is: 5,930,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,884.90 : 10,928,061.14 = 4,297,212.90 : x
  2. Step 2: Convert to fraction form
    7,918,884.90/10,928,061.14 = 4,297,212.90/x
  3. Step 3: Cross multiply
    7,918,884.90x = 10,928,061.14 × 4,297,212.90
  4. Step 4: Simplify right side
    7,918,884.90x = 46,960,205,281,310.65
  5. Step 5: Solve for x
    x = 46,960,205,281,310.65/7,918,884.90
  6. Step 6: Final answer
    x = 5,930,153.79

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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.