Home / 10,368,518.45-15,552,777.68-3,181,161.65

Finding the Fourth Proportional to 10,368,518.45, 15,552,777.68 and 3,181,161.65

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Solution

The fourth proportional to 10,368,518.45, 15,552,777.68 and 3,181,161.65 is: 4,771,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,518.45 : 15,552,777.68 = 3,181,161.65 : x
  2. Step 2: Convert to fraction form
    10,368,518.45/15,552,777.68 = 3,181,161.65/x
  3. Step 3: Cross multiply
    10,368,518.45x = 15,552,777.68 × 3,181,161.65
  4. Step 4: Simplify right side
    10,368,518.45x = 49,475,899,906,591.97
  5. Step 5: Solve for x
    x = 49,475,899,906,591.97/10,368,518.45
  6. Step 6: Final answer
    x = 4,771,742.48

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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.