Home / 8,440,144.36-11,647,410.64-4,572,665.41

Finding the Fourth Proportional to 8,440,144.36, 11,647,410.64 and 4,572,665.41

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Solution

The fourth proportional to 8,440,144.36, 11,647,410.64 and 4,572,665.41 is: 6,310,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440,144.36 : 11,647,410.64 = 4,572,665.41 : x
  2. Step 2: Convert to fraction form
    8,440,144.36/11,647,410.64 = 4,572,665.41/x
  3. Step 3: Cross multiply
    8,440,144.36x = 11,647,410.64 × 4,572,665.41
  4. Step 4: Simplify right side
    8,440,144.36x = 53,259,711,761,025.62
  5. Step 5: Solve for x
    x = 53,259,711,761,025.62/8,440,144.36
  6. Step 6: Final answer
    x = 6,310,284.45

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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.