Home / 13,789,723.04-20,656,628.88-6,393,381.44

Finding the Fourth Proportional to 13,789,723.04, 20,656,628.88 and 6,393,381.44

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Solution

The fourth proportional to 13,789,723.04, 20,656,628.88 and 6,393,381.44 is: 9,577,110.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,789,723.04 : 20,656,628.88 = 6,393,381.44 : x
  2. Step 2: Convert to fraction form
    13,789,723.04/20,656,628.88 = 6,393,381.44/x
  3. Step 3: Cross multiply
    13,789,723.04x = 20,656,628.88 × 6,393,381.44
  4. Step 4: Simplify right side
    13,789,723.04x = 132,065,707,694,359.98
  5. Step 5: Solve for x
    x = 132,065,707,694,359.98/13,789,723.04
  6. Step 6: Final answer
    x = 9,577,110.96

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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.