Home / 18,251,999.10-27,377,998.65-11,071,640.70

Finding the Fourth Proportional to 18,251,999.10, 27,377,998.65 and 11,071,640.70

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Solution

The fourth proportional to 18,251,999.10, 27,377,998.65 and 11,071,640.70 is: 16,607,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251,999.10 : 27,377,998.65 = 11,071,640.70 : x
  2. Step 2: Convert to fraction form
    18,251,999.10/27,377,998.65 = 11,071,640.70/x
  3. Step 3: Cross multiply
    18,251,999.10x = 27,377,998.65 × 11,071,640.70
  4. Step 4: Simplify right side
    18,251,999.10x = 303,119,364,137,885
  5. Step 5: Solve for x
    x = 303,119,364,137,885/18,251,999.10
  6. Step 6: Final answer
    x = 16,607,461.05

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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.