Home / 75,366,499.81-113,022,996.21-22,112,731.31

Finding the Fourth Proportional to 75,366,499.81, 113,022,996.21 and 22,112,731.31

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Solution

The fourth proportional to 75,366,499.81, 113,022,996.21 and 22,112,731.31 is: 33,161,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,366,499.81 : 113,022,996.21 = 22,112,731.31 : x
  2. Step 2: Convert to fraction form
    75,366,499.81/113,022,996.21 = 22,112,731.31/x
  3. Step 3: Cross multiply
    75,366,499.81x = 113,022,996.21 × 22,112,731.31
  4. Step 4: Simplify right side
    75,366,499.81x = 2,499,247,147,042,878
  5. Step 5: Solve for x
    x = 2,499,247,147,042,878/75,366,499.81
  6. Step 6: Final answer
    x = 33,161,247.42

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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.