Home / 30,965,187.43-42,668,993.38-23,953,284.68

Finding the Fourth Proportional to 30,965,187.43, 42,668,993.38 and 23,953,284.68

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Solution

The fourth proportional to 30,965,187.43, 42,668,993.38 and 23,953,284.68 is: 33,006,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965,187.43 : 42,668,993.38 = 23,953,284.68 : x
  2. Step 2: Convert to fraction form
    30,965,187.43/42,668,993.38 = 23,953,284.68/x
  3. Step 3: Cross multiply
    30,965,187.43x = 42,668,993.38 × 23,953,284.68
  4. Step 4: Simplify right side
    30,965,187.43x = 1,022,062,545,320,409
  5. Step 5: Solve for x
    x = 1,022,062,545,320,409/30,965,187.43
  6. Step 6: Final answer
    x = 33,006,825.74

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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.