Home / 7,110,632.39-9,812,645.57-3,847,453.43

Finding the Fourth Proportional to 7,110,632.39, 9,812,645.57 and 3,847,453.43

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Solution

The fourth proportional to 7,110,632.39, 9,812,645.57 and 3,847,453.43 is: 5,309,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,632.39 : 9,812,645.57 = 3,847,453.43 : x
  2. Step 2: Convert to fraction form
    7,110,632.39/9,812,645.57 = 3,847,453.43/x
  3. Step 3: Cross multiply
    7,110,632.39x = 9,812,645.57 × 3,847,453.43
  4. Step 4: Simplify right side
    7,110,632.39x = 37,753,696,816,226.21
  5. Step 5: Solve for x
    x = 37,753,696,816,226.21/7,110,632.39
  6. Step 6: Final answer
    x = 5,309,471.05

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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.