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Finding the Fourth Proportional to 27,686,130.30, 41,529,195.45 and 27,686,130.30

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Solution

The fourth proportional to 27,686,130.30, 41,529,195.45 and 27,686,130.30 is: 41,529,195.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,686,130.30 : 41,529,195.45 = 27,686,130.30 : x
  2. Step 2: Convert to fraction form
    27,686,130.30/41,529,195.45 = 27,686,130.30/x
  3. Step 3: Cross multiply
    27,686,130.30x = 41,529,195.45 × 27,686,130.30
  4. Step 4: Simplify right side
    27,686,130.30x = 1,149,782,716,482,867.25
  5. Step 5: Solve for x
    x = 1,149,782,716,482,867.25/27,686,130.30
  6. Step 6: Final answer
    x = 41,529,195.45

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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.