Home / 13,937,116.20-20,905,674.30-11,067,334.80

Finding the Fourth Proportional to 13,937,116.20, 20,905,674.30 and 11,067,334.80

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Solution

The fourth proportional to 13,937,116.20, 20,905,674.30 and 11,067,334.80 is: 16,601,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937,116.20 : 20,905,674.30 = 11,067,334.80 : x
  2. Step 2: Convert to fraction form
    13,937,116.20/20,905,674.30 = 11,067,334.80/x
  3. Step 3: Cross multiply
    13,937,116.20x = 20,905,674.30 × 11,067,334.80
  4. Step 4: Simplify right side
    13,937,116.20x = 231,370,096,697,855.66
  5. Step 5: Solve for x
    x = 231,370,096,697,855.66/13,937,116.20
  6. Step 6: Final answer
    x = 16,601,002.20

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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.