Home / 103,673,906.12-155,519,789.43-26,997,073.76

Finding the Fourth Proportional to 103,673,906.12, 155,519,789.43 and 26,997,073.76

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Solution

The fourth proportional to 103,673,906.12, 155,519,789.43 and 26,997,073.76 is: 40,497,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673,906.12 : 155,519,789.43 = 26,997,073.76 : x
  2. Step 2: Convert to fraction form
    103,673,906.12/155,519,789.43 = 26,997,073.76/x
  3. Step 3: Cross multiply
    103,673,906.12x = 155,519,789.43 × 26,997,073.76
  4. Step 4: Simplify right side
    103,673,906.12x = 4,198,579,226,381,379
  5. Step 5: Solve for x
    x = 4,198,579,226,381,379/103,673,906.12
  6. Step 6: Final answer
    x = 40,497,936.11

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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.