Home / 18,467,999.70-27,701,999.55-5,004,827.70

Finding the Fourth Proportional to 18,467,999.70, 27,701,999.55 and 5,004,827.70

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Solution

The fourth proportional to 18,467,999.70, 27,701,999.55 and 5,004,827.70 is: 7,507,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467,999.70 : 27,701,999.55 = 5,004,827.70 : x
  2. Step 2: Convert to fraction form
    18,467,999.70/27,701,999.55 = 5,004,827.70/x
  3. Step 3: Cross multiply
    18,467,999.70x = 27,701,999.55 × 5,004,827.70
  4. Step 4: Simplify right side
    18,467,999.70x = 138,643,734,693,227.55
  5. Step 5: Solve for x
    x = 138,643,734,693,227.55/18,467,999.70
  6. Step 6: Final answer
    x = 7,507,241.55

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1.5x scale

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.