Home / 13,481,159.80-20,179,749.30-9,702,023.80

Finding the Fourth Proportional to 13,481,159.80, 20,179,749.30 and 9,702,023.80

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Solution

The fourth proportional to 13,481,159.80, 20,179,749.30 and 9,702,023.80 is: 14,522,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,481,159.80 : 20,179,749.30 = 9,702,023.80 : x
  2. Step 2: Convert to fraction form
    13,481,159.80/20,179,749.30 = 9,702,023.80/x
  3. Step 3: Cross multiply
    13,481,159.80x = 20,179,749.30 × 9,702,023.80
  4. Step 4: Simplify right side
    13,481,159.80x = 195,784,407,986,633.38
  5. Step 5: Solve for x
    x = 195,784,407,986,633.38/13,481,159.80
  6. Step 6: Final answer
    x = 14,522,816.35

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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.