Home / 8,448,001.70-12,672,002.55-5,086,004.90

Finding the Fourth Proportional to 8,448,001.70, 12,672,002.55 and 5,086,004.90

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Solution

The fourth proportional to 8,448,001.70, 12,672,002.55 and 5,086,004.90 is: 7,629,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,001.70 : 12,672,002.55 = 5,086,004.90 : x
  2. Step 2: Convert to fraction form
    8,448,001.70/12,672,002.55 = 5,086,004.90/x
  3. Step 3: Cross multiply
    8,448,001.70x = 12,672,002.55 × 5,086,004.90
  4. Step 4: Simplify right side
    8,448,001.70x = 64,449,867,062,112.50
  5. Step 5: Solve for x
    x = 64,449,867,062,112.50/8,448,001.70
  6. Step 6: Final answer
    x = 7,629,007.35

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1.5x scale

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.