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Finding the Fourth Proportional to 18,392,458.65, 27,588,687.98 and 18,392,458.65

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Solution

The fourth proportional to 18,392,458.65, 27,588,687.98 and 18,392,458.65 is: 27,588,687.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392,458.65 : 27,588,687.98 = 18,392,458.65 : x
  2. Step 2: Convert to fraction form
    18,392,458.65/27,588,687.98 = 18,392,458.65/x
  3. Step 3: Cross multiply
    18,392,458.65x = 27,588,687.98 × 18,392,458.65
  4. Step 4: Simplify right side
    18,392,458.65x = 507,423,802,787,939.75
  5. Step 5: Solve for x
    x = 507,423,802,787,939.75/18,392,458.65
  6. Step 6: Final answer
    x = 27,588,687.98

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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.