Home / 5,500,357.20-8,250,642.36-1,906,242.48

Finding the Fourth Proportional to 5,500,357.20, 8,250,642.36 and 1,906,242.48

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Solution

The fourth proportional to 5,500,357.20, 8,250,642.36 and 1,906,242.48 is: 2,859,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,357.20 : 8,250,642.36 = 1,906,242.48 : x
  2. Step 2: Convert to fraction form
    5,500,357.20/8,250,642.36 = 1,906,242.48/x
  3. Step 3: Cross multiply
    5,500,357.20x = 8,250,642.36 × 1,906,242.48
  4. Step 4: Simplify right side
    5,500,357.20x = 15,727,724,953,919.45
  5. Step 5: Solve for x
    x = 15,727,724,953,919.45/5,500,357.20
  6. Step 6: Final answer
    x = 2,859,400.65

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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.