Home / 18,579,601.55-27,872,991.35-7,064,173.46

Finding the Fourth Proportional to 18,579,601.55, 27,872,991.35 and 7,064,173.46

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Solution

The fourth proportional to 18,579,601.55, 27,872,991.35 and 7,064,173.46 is: 10,597,624.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579,601.55 : 27,872,991.35 = 7,064,173.46 : x
  2. Step 2: Convert to fraction form
    18,579,601.55/27,872,991.35 = 7,064,173.46/x
  3. Step 3: Cross multiply
    18,579,601.55x = 27,872,991.35 × 7,064,173.46
  4. Step 4: Simplify right side
    18,579,601.55x = 196,899,645,728,298.75
  5. Step 5: Solve for x
    x = 196,899,645,728,298.75/18,579,601.55
  6. Step 6: Final answer
    x = 10,597,624.78

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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.