Home / 14,095,813.80-21,143,720.70-13,741,519.80

Finding the Fourth Proportional to 14,095,813.80, 21,143,720.70 and 13,741,519.80

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Solution

The fourth proportional to 14,095,813.80, 21,143,720.70 and 13,741,519.80 is: 20,612,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095,813.80 : 21,143,720.70 = 13,741,519.80 : x
  2. Step 2: Convert to fraction form
    14,095,813.80/21,143,720.70 = 13,741,519.80/x
  3. Step 3: Cross multiply
    14,095,813.80x = 21,143,720.70 × 13,741,519.80
  4. Step 4: Simplify right side
    14,095,813.80x = 290,546,856,644,719.88
  5. Step 5: Solve for x
    x = 290,546,856,644,719.88/14,095,813.80
  6. Step 6: Final answer
    x = 20,612,279.70

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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.