Home / 7,138,891.47-10,704,313.13-2,345,293.65

Finding the Fourth Proportional to 7,138,891.47, 10,704,313.13 and 2,345,293.65

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Solution

The fourth proportional to 7,138,891.47, 10,704,313.13 and 2,345,293.65 is: 3,516,618.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,138,891.47 : 10,704,313.13 = 2,345,293.65 : x
  2. Step 2: Convert to fraction form
    7,138,891.47/10,704,313.13 = 2,345,293.65/x
  3. Step 3: Cross multiply
    7,138,891.47x = 10,704,313.13 × 2,345,293.65
  4. Step 4: Simplify right side
    7,138,891.47x = 25,104,757,599,674.16
  5. Step 5: Solve for x
    x = 25,104,757,599,674.16/7,138,891.47
  6. Step 6: Final answer
    x = 3,516,618.47

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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.