Home / 10,936,276.80-16,404,415.20-5,255,131.20

Finding the Fourth Proportional to 10,936,276.80, 16,404,415.20 and 5,255,131.20

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Solution

The fourth proportional to 10,936,276.80, 16,404,415.20 and 5,255,131.20 is: 7,882,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,276.80 : 16,404,415.20 = 5,255,131.20 : x
  2. Step 2: Convert to fraction form
    10,936,276.80/16,404,415.20 = 5,255,131.20/x
  3. Step 3: Cross multiply
    10,936,276.80x = 16,404,415.20 × 5,255,131.20
  4. Step 4: Simplify right side
    10,936,276.80x = 86,207,354,135,274.23
  5. Step 5: Solve for x
    x = 86,207,354,135,274.23/10,936,276.80
  6. Step 6: Final answer
    x = 7,882,696.80

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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.