Home / 22,020,581.88-30,399,447.96-13,765,236.30

Finding the Fourth Proportional to 22,020,581.88, 30,399,447.96 and 13,765,236.30

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Solution

The fourth proportional to 22,020,581.88, 30,399,447.96 and 13,765,236.30 is: 19,002,930.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020,581.88 : 30,399,447.96 = 13,765,236.30 : x
  2. Step 2: Convert to fraction form
    22,020,581.88/30,399,447.96 = 13,765,236.30/x
  3. Step 3: Cross multiply
    22,020,581.88x = 30,399,447.96 × 13,765,236.30
  4. Step 4: Simplify right side
    22,020,581.88x = 418,455,584,558,953
  5. Step 5: Solve for x
    x = 418,455,584,558,953/22,020,581.88
  6. Step 6: Final answer
    x = 19,002,930.39

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Double scale
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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.