Home / 8,894,590.20-12,275,850.78-5,631,708.24

Finding the Fourth Proportional to 8,894,590.20, 12,275,850.78 and 5,631,708.24

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Solution

The fourth proportional to 8,894,590.20, 12,275,850.78 and 5,631,708.24 is: 7,772,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894,590.20 : 12,275,850.78 = 5,631,708.24 : x
  2. Step 2: Convert to fraction form
    8,894,590.20/12,275,850.78 = 5,631,708.24/x
  3. Step 3: Cross multiply
    8,894,590.20x = 12,275,850.78 × 5,631,708.24
  4. Step 4: Simplify right side
    8,894,590.20x = 69,134,009,990,736.43
  5. Step 5: Solve for x
    x = 69,134,009,990,736.43/8,894,590.20
  6. Step 6: Final answer
    x = 7,772,590.80

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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.