Home / 33,857,681.43-46,723,874.95-18,387,876.79

Finding the Fourth Proportional to 33,857,681.43, 46,723,874.95 and 18,387,876.79

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Solution

The fourth proportional to 33,857,681.43, 46,723,874.95 and 18,387,876.79 is: 25,375,419.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,857,681.43 : 46,723,874.95 = 18,387,876.79 : x
  2. Step 2: Convert to fraction form
    33,857,681.43/46,723,874.95 = 18,387,876.79/x
  3. Step 3: Cross multiply
    33,857,681.43x = 46,723,874.95 × 18,387,876.79
  4. Step 4: Simplify right side
    33,857,681.43x = 859,152,855,731,967.38
  5. Step 5: Solve for x
    x = 859,152,855,731,967.38/33,857,681.43
  6. Step 6: Final answer
    x = 25,375,419.09

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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.