Home / 42,591,278.35-63,897,665.42-11,885,832.37

Finding the Fourth Proportional to 42,591,278.35, 63,897,665.42 and 11,885,832.37

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Solution

The fourth proportional to 42,591,278.35, 63,897,665.42 and 11,885,832.37 is: 17,831,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,591,278.35 : 63,897,665.42 = 11,885,832.37 : x
  2. Step 2: Convert to fraction form
    42,591,278.35/63,897,665.42 = 11,885,832.37/x
  3. Step 3: Cross multiply
    42,591,278.35x = 63,897,665.42 × 11,885,832.37
  4. Step 4: Simplify right side
    42,591,278.35x = 759,476,940,059,194.50
  5. Step 5: Solve for x
    x = 759,476,940,059,194.50/42,591,278.35
  6. Step 6: Final answer
    x = 17,831,747.94

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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.