Home / 13,735,346.06-18,954,789.63-8,231,917.58

Finding the Fourth Proportional to 13,735,346.06, 18,954,789.63 and 8,231,917.58

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Solution

The fourth proportional to 13,735,346.06, 18,954,789.63 and 8,231,917.58 is: 11,360,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735,346.06 : 18,954,789.63 = 8,231,917.58 : x
  2. Step 2: Convert to fraction form
    13,735,346.06/18,954,789.63 = 8,231,917.58/x
  3. Step 3: Cross multiply
    13,735,346.06x = 18,954,789.63 × 8,231,917.58
  4. Step 4: Simplify right side
    13,735,346.06x = 156,034,265,980,398.69
  5. Step 5: Solve for x
    x = 156,034,265,980,398.69/13,735,346.06
  6. Step 6: Final answer
    x = 11,360,053.49

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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.