Home / 8,222,505-11,346,772.32-4,551,581.76

Finding the Fourth Proportional to 8,222,505, 11,346,772.32 and 4,551,581.76

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Solution

The fourth proportional to 8,222,505, 11,346,772.32 and 4,551,581.76 is: 6,281,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222,505 : 11,346,772.32 = 4,551,581.76 : x
  2. Step 2: Convert to fraction form
    8,222,505/11,346,772.32 = 4,551,581.76/x
  3. Step 3: Cross multiply
    8,222,505x = 11,346,772.32 × 4,551,581.76
  4. Step 4: Simplify right side
    8,222,505x = 51,645,761,926,584.88
  5. Step 5: Solve for x
    x = 51,645,761,926,584.88/8,222,505
  6. Step 6: Final answer
    x = 6,281,025.30

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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.