Home / 65,657,902.14-90,612,593.61-36,288,603.54

Finding the Fourth Proportional to 65,657,902.14, 90,612,593.61 and 36,288,603.54

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Solution

The fourth proportional to 65,657,902.14, 90,612,593.61 and 36,288,603.54 is: 50,080,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,657,902.14 : 90,612,593.61 = 36,288,603.54 : x
  2. Step 2: Convert to fraction form
    65,657,902.14/90,612,593.61 = 36,288,603.54/x
  3. Step 3: Cross multiply
    65,657,902.14x = 90,612,593.61 × 36,288,603.54
  4. Step 4: Simplify right side
    65,657,902.14x = 3,288,204,485,244,427.50
  5. Step 5: Solve for x
    x = 3,288,204,485,244,427.50/65,657,902.14
  6. Step 6: Final answer
    x = 50,080,864.27

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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.