Home / 8,119,532.78-11,202,196.38-4,632,366.44

Finding the Fourth Proportional to 8,119,532.78, 11,202,196.38 and 4,632,366.44

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Solution

The fourth proportional to 8,119,532.78, 11,202,196.38 and 4,632,366.44 is: 6,391,091.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,532.78 : 11,202,196.38 = 4,632,366.44 : x
  2. Step 2: Convert to fraction form
    8,119,532.78/11,202,196.38 = 4,632,366.44/x
  3. Step 3: Cross multiply
    8,119,532.78x = 11,202,196.38 × 4,632,366.44
  4. Step 4: Simplify right side
    8,119,532.78x = 51,892,678,508,990.51
  5. Step 5: Solve for x
    x = 51,892,678,508,990.51/8,119,532.78
  6. Step 6: Final answer
    x = 6,391,091.70

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1.5x scale

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.