Home / 7,305,243.28-10,957,550.49-1,913,774.33

Finding the Fourth Proportional to 7,305,243.28, 10,957,550.49 and 1,913,774.33

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Solution

The fourth proportional to 7,305,243.28, 10,957,550.49 and 1,913,774.33 is: 2,870,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305,243.28 : 10,957,550.49 = 1,913,774.33 : x
  2. Step 2: Convert to fraction form
    7,305,243.28/10,957,550.49 = 1,913,774.33/x
  3. Step 3: Cross multiply
    7,305,243.28x = 10,957,550.49 × 1,913,774.33
  4. Step 4: Simplify right side
    7,305,243.28x = 20,970,278,874,834.80
  5. Step 5: Solve for x
    x = 20,970,278,874,834.80/7,305,243.28
  6. Step 6: Final answer
    x = 2,870,579.13

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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.