Home / 51,954,007.66-71,697,168.30-28,751,293.60

Finding the Fourth Proportional to 51,954,007.66, 71,697,168.30 and 28,751,293.60

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Solution

The fourth proportional to 51,954,007.66, 71,697,168.30 and 28,751,293.60 is: 39,677,138.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,954,007.66 : 71,697,168.30 = 28,751,293.60 : x
  2. Step 2: Convert to fraction form
    51,954,007.66/71,697,168.30 = 28,751,293.60/x
  3. Step 3: Cross multiply
    51,954,007.66x = 71,697,168.30 × 28,751,293.60
  4. Step 4: Simplify right side
    51,954,007.66x = 2,061,386,336,081,913
  5. Step 5: Solve for x
    x = 2,061,386,336,081,913/51,954,007.66
  6. Step 6: Final answer
    x = 39,677,138.09

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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.