Home / 10,112,983.28-15,169,757.56-3,289,556.51

Finding the Fourth Proportional to 10,112,983.28, 15,169,757.56 and 3,289,556.51

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Solution

The fourth proportional to 10,112,983.28, 15,169,757.56 and 3,289,556.51 is: 4,934,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112,983.28 : 15,169,757.56 = 3,289,556.51 : x
  2. Step 2: Convert to fraction form
    10,112,983.28/15,169,757.56 = 3,289,556.51/x
  3. Step 3: Cross multiply
    10,112,983.28x = 15,169,757.56 × 3,289,556.51
  4. Step 4: Simplify right side
    10,112,983.28x = 49,901,774,644,323.14
  5. Step 5: Solve for x
    x = 49,901,774,644,323.14/10,112,983.28
  6. Step 6: Final answer
    x = 4,934,426.69

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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.