Home / 14,661,012.80-21,991,519.20-9,293,458.70

Finding the Fourth Proportional to 14,661,012.80, 21,991,519.20 and 9,293,458.70

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Solution

The fourth proportional to 14,661,012.80, 21,991,519.20 and 9,293,458.70 is: 13,940,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661,012.80 : 21,991,519.20 = 9,293,458.70 : x
  2. Step 2: Convert to fraction form
    14,661,012.80/21,991,519.20 = 9,293,458.70/x
  3. Step 3: Cross multiply
    14,661,012.80x = 21,991,519.20 × 9,293,458.70
  4. Step 4: Simplify right side
    14,661,012.80x = 204,377,275,435,457.03
  5. Step 5: Solve for x
    x = 204,377,275,435,457.03/14,661,012.80
  6. Step 6: Final answer
    x = 13,940,188.05

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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.