Home / 14,175,494.40-21,273,739.20-5,661,940.80

Finding the Fourth Proportional to 14,175,494.40, 21,273,739.20 and 5,661,940.80

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Solution

The fourth proportional to 14,175,494.40, 21,273,739.20 and 5,661,940.80 is: 8,497,104.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175,494.40 : 21,273,739.20 = 5,661,940.80 : x
  2. Step 2: Convert to fraction form
    14,175,494.40/21,273,739.20 = 5,661,940.80/x
  3. Step 3: Cross multiply
    14,175,494.40x = 21,273,739.20 × 5,661,940.80
  4. Step 4: Simplify right side
    14,175,494.40x = 120,450,651,945,039.36
  5. Step 5: Solve for x
    x = 120,450,651,945,039.36/14,175,494.40
  6. Step 6: Final answer
    x = 8,497,104.13

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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.