Home / 33,857,678.43-46,723,870.81-18,387,873.79

Finding the Fourth Proportional to 33,857,678.43, 46,723,870.81 and 18,387,873.79

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Solution

The fourth proportional to 33,857,678.43, 46,723,870.81 and 18,387,873.79 is: 25,375,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,857,678.43 : 46,723,870.81 = 18,387,873.79 : x
  2. Step 2: Convert to fraction form
    33,857,678.43/46,723,870.81 = 18,387,873.79/x
  3. Step 3: Cross multiply
    33,857,678.43x = 46,723,870.81 × 18,387,873.79
  4. Step 4: Simplify right side
    33,857,678.43x = 859,152,639,340,720.38
  5. Step 5: Solve for x
    x = 859,152,639,340,720.38/33,857,678.43
  6. Step 6: Final answer
    x = 25,375,414.95

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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.