Home / 53,287,204.38-79,930,755-20,056,623.09

Finding the Fourth Proportional to 53,287,204.38, 79,930,755 and 20,056,623.09

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Solution

The fourth proportional to 53,287,204.38, 79,930,755 and 20,056,623.09 is: 30,084,915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,287,204.38 : 79,930,755 = 20,056,623.09 : x
  2. Step 2: Convert to fraction form
    53,287,204.38/79,930,755 = 20,056,623.09/x
  3. Step 3: Cross multiply
    53,287,204.38x = 79,930,755 × 20,056,623.09
  4. Step 4: Simplify right side
    53,287,204.38x = 1,603,141,026,334,133
  5. Step 5: Solve for x
    x = 1,603,141,026,334,133/53,287,204.38
  6. Step 6: Final answer
    x = 30,084,915.22

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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.