Home / 30,965,551.36-42,733,556.85-17,027,969.92

Finding the Fourth Proportional to 30,965,551.36, 42,733,556.85 and 17,027,969.92

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Solution

The fourth proportional to 30,965,551.36, 42,733,556.85 and 17,027,969.92 is: 23,499,201.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965,551.36 : 42,733,556.85 = 17,027,969.92 : x
  2. Step 2: Convert to fraction form
    30,965,551.36/42,733,556.85 = 17,027,969.92/x
  3. Step 3: Cross multiply
    30,965,551.36x = 42,733,556.85 × 17,027,969.92
  4. Step 4: Simplify right side
    30,965,551.36x = 727,665,720,616,410
  5. Step 5: Solve for x
    x = 727,665,720,616,410/30,965,551.36
  6. Step 6: Final answer
    x = 23,499,201.17

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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.