Home / 31,638,768.39-47,432,613.25-29,084,971.41

Finding the Fourth Proportional to 31,638,768.39, 47,432,613.25 and 29,084,971.41

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Solution

The fourth proportional to 31,638,768.39, 47,432,613.25 and 29,084,971.41 is: 43,603,979.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,638,768.39 : 47,432,613.25 = 29,084,971.41 : x
  2. Step 2: Convert to fraction form
    31,638,768.39/47,432,613.25 = 29,084,971.41/x
  3. Step 3: Cross multiply
    31,638,768.39x = 47,432,613.25 × 29,084,971.41
  4. Step 4: Simplify right side
    31,638,768.39x = 1,379,576,200,132,412.25
  5. Step 5: Solve for x
    x = 1,379,576,200,132,412.25/31,638,768.39
  6. Step 6: Final answer
    x = 43,603,979.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.