Home / 14,489,145.60-21,747,715.20-8,820,441.60

Finding the Fourth Proportional to 14,489,145.60, 21,747,715.20 and 8,820,441.60

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Solution

The fourth proportional to 14,489,145.60, 21,747,715.20 and 8,820,441.60 is: 13,239,183.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,145.60 : 21,747,715.20 = 8,820,441.60 : x
  2. Step 2: Convert to fraction form
    14,489,145.60/21,747,715.20 = 8,820,441.60/x
  3. Step 3: Cross multiply
    14,489,145.60x = 21,747,715.20 × 8,820,441.60
  4. Step 4: Simplify right side
    14,489,145.60x = 191,824,451,855,032.31
  5. Step 5: Solve for x
    x = 191,824,451,855,032.31/14,489,145.60
  6. Step 6: Final answer
    x = 13,239,183.12

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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.