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Finding the Fourth Proportional to 27,146,136.95, 40,719,205.43 and 27,146,136.95

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Solution

The fourth proportional to 27,146,136.95, 40,719,205.43 and 27,146,136.95 is: 40,719,205.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146,136.95 : 40,719,205.43 = 27,146,136.95 : x
  2. Step 2: Convert to fraction form
    27,146,136.95/40,719,205.43 = 27,146,136.95/x
  3. Step 3: Cross multiply
    27,146,136.95x = 40,719,205.43 × 27,146,136.95
  4. Step 4: Simplify right side
    27,146,136.95x = 1,105,369,126,962,232.88
  5. Step 5: Solve for x
    x = 1,105,369,126,962,232.88/27,146,136.95
  6. Step 6: Final answer
    x = 40,719,205.43

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Double scale
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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.