Home / 7,422,613.92-11,115,019.68-4,890,592.80

Finding the Fourth Proportional to 7,422,613.92, 11,115,019.68 and 4,890,592.80

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Solution

The fourth proportional to 7,422,613.92, 11,115,019.68 and 4,890,592.80 is: 7,323,435.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422,613.92 : 11,115,019.68 = 4,890,592.80 : x
  2. Step 2: Convert to fraction form
    7,422,613.92/11,115,019.68 = 4,890,592.80/x
  3. Step 3: Cross multiply
    7,422,613.92x = 11,115,019.68 × 4,890,592.80
  4. Step 4: Simplify right side
    7,422,613.92x = 54,359,035,218,866.30
  5. Step 5: Solve for x
    x = 54,359,035,218,866.30/7,422,613.92
  6. Step 6: Final answer
    x = 7,323,435.63

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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.