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Finding the Fourth Proportional to 27,653,851.80, 41,480,777.70 and 27,653,851.80

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Solution

The fourth proportional to 27,653,851.80, 41,480,777.70 and 27,653,851.80 is: 41,480,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,653,851.80 : 41,480,777.70 = 27,653,851.80 : x
  2. Step 2: Convert to fraction form
    27,653,851.80/41,480,777.70 = 27,653,851.80/x
  3. Step 3: Cross multiply
    27,653,851.80x = 41,480,777.70 × 27,653,851.80
  4. Step 4: Simplify right side
    27,653,851.80x = 1,147,103,279,064,545
  5. Step 5: Solve for x
    x = 1,147,103,279,064,545/27,653,851.80
  6. Step 6: Final answer
    x = 41,480,777.70

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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.