Home / 20,729,892.60-31,097,171.70-6,352,846.20

Finding the Fourth Proportional to 20,729,892.60, 31,097,171.70 and 6,352,846.20

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Solution

The fourth proportional to 20,729,892.60, 31,097,171.70 and 6,352,846.20 is: 9,529,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,729,892.60 : 31,097,171.70 = 6,352,846.20 : x
  2. Step 2: Convert to fraction form
    20,729,892.60/31,097,171.70 = 6,352,846.20/x
  3. Step 3: Cross multiply
    20,729,892.60x = 31,097,171.70 × 6,352,846.20
  4. Step 4: Simplify right side
    20,729,892.60x = 197,555,549,065,092.53
  5. Step 5: Solve for x
    x = 197,555,549,065,092.53/20,729,892.60
  6. Step 6: Final answer
    x = 9,529,984.21

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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.