Home / 38,489,310.78-53,115,244.47-23,019,392.94

Finding the Fourth Proportional to 38,489,310.78, 53,115,244.47 and 23,019,392.94

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Solution

The fourth proportional to 38,489,310.78, 53,115,244.47 and 23,019,392.94 is: 31,766,759.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,489,310.78 : 53,115,244.47 = 23,019,392.94 : x
  2. Step 2: Convert to fraction form
    38,489,310.78/53,115,244.47 = 23,019,392.94/x
  3. Step 3: Cross multiply
    38,489,310.78x = 53,115,244.47 × 23,019,392.94
  4. Step 4: Simplify right side
    38,489,310.78x = 1,222,680,683,559,092
  5. Step 5: Solve for x
    x = 1,222,680,683,559,092/38,489,310.78
  6. Step 6: Final answer
    x = 31,766,759.62

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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.