Home / 55,305,719.40-82,958,579.10-51,766,775.40

Finding the Fourth Proportional to 55,305,719.40, 82,958,579.10 and 51,766,775.40

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Solution

The fourth proportional to 55,305,719.40, 82,958,579.10 and 51,766,775.40 is: 77,650,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,305,719.40 : 82,958,579.10 = 51,766,775.40 : x
  2. Step 2: Convert to fraction form
    55,305,719.40/82,958,579.10 = 51,766,775.40/x
  3. Step 3: Cross multiply
    55,305,719.40x = 82,958,579.10 × 51,766,775.40
  4. Step 4: Simplify right side
    55,305,719.40x = 4,294,498,131,772,833.50
  5. Step 5: Solve for x
    x = 4,294,498,131,772,833.50/55,305,719.40
  6. Step 6: Final answer
    x = 77,650,163.10

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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.