Home / 39,788,369.78-54,903,079.41-25,098,520.82

Finding the Fourth Proportional to 39,788,369.78, 54,903,079.41 and 25,098,520.82

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Solution

The fourth proportional to 39,788,369.78, 54,903,079.41 and 25,098,520.82 is: 34,632,886.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788,369.78 : 54,903,079.41 = 25,098,520.82 : x
  2. Step 2: Convert to fraction form
    39,788,369.78/54,903,079.41 = 25,098,520.82/x
  3. Step 3: Cross multiply
    39,788,369.78x = 54,903,079.41 × 25,098,520.82
  4. Step 4: Simplify right side
    39,788,369.78x = 1,377,986,081,653,998.25
  5. Step 5: Solve for x
    x = 1,377,986,081,653,998.25/39,788,369.78
  6. Step 6: Final answer
    x = 34,632,886.17

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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.