Home / 14,440,096.80-21,660,145.20-12,172,615.20

Finding the Fourth Proportional to 14,440,096.80, 21,660,145.20 and 12,172,615.20

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Solution

The fourth proportional to 14,440,096.80, 21,660,145.20 and 12,172,615.20 is: 18,258,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440,096.80 : 21,660,145.20 = 12,172,615.20 : x
  2. Step 2: Convert to fraction form
    14,440,096.80/21,660,145.20 = 12,172,615.20/x
  3. Step 3: Cross multiply
    14,440,096.80x = 21,660,145.20 × 12,172,615.20
  4. Step 4: Simplify right side
    14,440,096.80x = 263,660,612,695,727
  5. Step 5: Solve for x
    x = 263,660,612,695,727/14,440,096.80
  6. Step 6: Final answer
    x = 18,258,922.80

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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.