Home / 37,726,007.20-56,589,010.80-20,507,318.80

Finding the Fourth Proportional to 37,726,007.20, 56,589,010.80 and 20,507,318.80

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Solution

The fourth proportional to 37,726,007.20, 56,589,010.80 and 20,507,318.80 is: 30,760,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,726,007.20 : 56,589,010.80 = 20,507,318.80 : x
  2. Step 2: Convert to fraction form
    37,726,007.20/56,589,010.80 = 20,507,318.80/x
  3. Step 3: Cross multiply
    37,726,007.20x = 56,589,010.80 × 20,507,318.80
  4. Step 4: Simplify right side
    37,726,007.20x = 1,160,488,885,052,243
  5. Step 5: Solve for x
    x = 1,160,488,885,052,243/37,726,007.20
  6. Step 6: Final answer
    x = 30,760,978.20

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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.