Home / 8,481,947.25-11,709,152.69-5,221,556.71

Finding the Fourth Proportional to 8,481,947.25, 11,709,152.69 and 5,221,556.71

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Solution

The fourth proportional to 8,481,947.25, 11,709,152.69 and 5,221,556.71 is: 7,208,251.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,947.25 : 11,709,152.69 = 5,221,556.71 : x
  2. Step 2: Convert to fraction form
    8,481,947.25/11,709,152.69 = 5,221,556.71/x
  3. Step 3: Cross multiply
    8,481,947.25x = 11,709,152.69 × 5,221,556.71
  4. Step 4: Simplify right side
    8,481,947.25x = 61,140,004,796,884.05
  5. Step 5: Solve for x
    x = 61,140,004,796,884.05/8,481,947.25
  6. Step 6: Final answer
    x = 7,208,251.01

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1.5x scale

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.