Home / 19,988,572.50-27,584,234.37-10,821,290.58

Finding the Fourth Proportional to 19,988,572.50, 27,584,234.37 and 10,821,290.58

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Solution

The fourth proportional to 19,988,572.50, 27,584,234.37 and 10,821,290.58 is: 14,933,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,988,572.50 : 27,584,234.37 = 10,821,290.58 : x
  2. Step 2: Convert to fraction form
    19,988,572.50/27,584,234.37 = 10,821,290.58/x
  3. Step 3: Cross multiply
    19,988,572.50x = 27,584,234.37 × 10,821,290.58
  4. Step 4: Simplify right side
    19,988,572.50x = 298,497,015,544,593.25
  5. Step 5: Solve for x
    x = 298,497,015,544,593.25/19,988,572.50
  6. Step 6: Final answer
    x = 14,933,383.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.