Home / 55,493,864.78-76,576,344.96-33,162,419.30

Finding the Fourth Proportional to 55,493,864.78, 76,576,344.96 and 33,162,419.30

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Solution

The fourth proportional to 55,493,864.78, 76,576,344.96 and 33,162,419.30 is: 45,761,038.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,493,864.78 : 76,576,344.96 = 33,162,419.30 : x
  2. Step 2: Convert to fraction form
    55,493,864.78/76,576,344.96 = 33,162,419.30/x
  3. Step 3: Cross multiply
    55,493,864.78x = 76,576,344.96 × 33,162,419.30
  4. Step 4: Simplify right side
    55,493,864.78x = 2,539,456,860,024,961.50
  5. Step 5: Solve for x
    x = 2,539,456,860,024,961.50/55,493,864.78
  6. Step 6: Final answer
    x = 45,761,038.09

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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.