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Finding the Fourth Proportional to 18,524,588.10, 25,972,214.70 and 18,524,588.10

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Solution

The fourth proportional to 18,524,588.10, 25,972,214.70 and 18,524,588.10 is: 25,972,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524,588.10 : 25,972,214.70 = 18,524,588.10 : x
  2. Step 2: Convert to fraction form
    18,524,588.10/25,972,214.70 = 18,524,588.10/x
  3. Step 3: Cross multiply
    18,524,588.10x = 25,972,214.70 × 18,524,588.10
  4. Step 4: Simplify right side
    18,524,588.10x = 481,124,579,362,265.12
  5. Step 5: Solve for x
    x = 481,124,579,362,265.12/18,524,588.10
  6. Step 6: Final answer
    x = 25,972,214.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.