Home / 50,876,057.90-76,202,112.45-30,646,016.30

Finding the Fourth Proportional to 50,876,057.90, 76,202,112.45 and 30,646,016.30

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Solution

The fourth proportional to 50,876,057.90, 76,202,112.45 and 30,646,016.30 is: 45,901,574.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,876,057.90 : 76,202,112.45 = 30,646,016.30 : x
  2. Step 2: Convert to fraction form
    50,876,057.90/76,202,112.45 = 30,646,016.30/x
  3. Step 3: Cross multiply
    50,876,057.90x = 76,202,112.45 × 30,646,016.30
  4. Step 4: Simplify right side
    50,876,057.90x = 2,335,291,180,237,133
  5. Step 5: Solve for x
    x = 2,335,291,180,237,133/50,876,057.90
  6. Step 6: Final answer
    x = 45,901,574.86

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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.