Home / 7,289,027.68-10,057,159.92-4,231,426.72

Finding the Fourth Proportional to 7,289,027.68, 10,057,159.92 and 4,231,426.72

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Solution

The fourth proportional to 7,289,027.68, 10,057,159.92 and 4,231,426.72 is: 5,838,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289,027.68 : 10,057,159.92 = 4,231,426.72 : x
  2. Step 2: Convert to fraction form
    7,289,027.68/10,057,159.92 = 4,231,426.72/x
  3. Step 3: Cross multiply
    7,289,027.68x = 10,057,159.92 × 4,231,426.72
  4. Step 4: Simplify right side
    7,289,027.68x = 42,556,135,212,801.06
  5. Step 5: Solve for x
    x = 42,556,135,212,801.06/7,289,027.68
  6. Step 6: Final answer
    x = 5,838,382.99

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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.