Home / 36,978,470.55-51,028,422.15-20,232,847.65

Finding the Fourth Proportional to 36,978,470.55, 51,028,422.15 and 20,232,847.65

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Solution

The fourth proportional to 36,978,470.55, 51,028,422.15 and 20,232,847.65 is: 27,920,308.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,978,470.55 : 51,028,422.15 = 20,232,847.65 : x
  2. Step 2: Convert to fraction form
    36,978,470.55/51,028,422.15 = 20,232,847.65/x
  3. Step 3: Cross multiply
    36,978,470.55x = 51,028,422.15 × 20,232,847.65
  4. Step 4: Simplify right side
    36,978,470.55x = 1,032,450,291,180,835.38
  5. Step 5: Solve for x
    x = 1,032,450,291,180,835.38/36,978,470.55
  6. Step 6: Final answer
    x = 27,920,308.11

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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.