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Finding the Fourth Proportional to 26,393,999.80, 37,001,988.20 and 26,393,999.80

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Solution

The fourth proportional to 26,393,999.80, 37,001,988.20 and 26,393,999.80 is: 37,001,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393,999.80 : 37,001,988.20 = 26,393,999.80 : x
  2. Step 2: Convert to fraction form
    26,393,999.80/37,001,988.20 = 26,393,999.80/x
  3. Step 3: Cross multiply
    26,393,999.80x = 37,001,988.20 × 26,393,999.80
  4. Step 4: Simplify right side
    26,393,999.80x = 976,630,469,150,402.50
  5. Step 5: Solve for x
    x = 976,630,469,150,402.50/26,393,999.80
  6. Step 6: Final answer
    x = 37,001,988.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.