Home / 14,347,914.67-19,807,191.03-9,940,982.05

Finding the Fourth Proportional to 14,347,914.67, 19,807,191.03 and 9,940,982.05

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Solution

The fourth proportional to 14,347,914.67, 19,807,191.03 and 9,940,982.05 is: 13,723,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347,914.67 : 19,807,191.03 = 9,940,982.05 : x
  2. Step 2: Convert to fraction form
    14,347,914.67/19,807,191.03 = 9,940,982.05/x
  3. Step 3: Cross multiply
    14,347,914.67x = 19,807,191.03 × 9,940,982.05
  4. Step 4: Simplify right side
    14,347,914.67x = 196,902,930,490,151.03
  5. Step 5: Solve for x
    x = 196,902,930,490,151.03/14,347,914.67
  6. Step 6: Final answer
    x = 13,723,452.85

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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.