Home / 11,072,540.80-16,608,811.20-10,400,694.40

Finding the Fourth Proportional to 11,072,540.80, 16,608,811.20 and 10,400,694.40

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Solution

The fourth proportional to 11,072,540.80, 16,608,811.20 and 10,400,694.40 is: 15,601,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,540.80 : 16,608,811.20 = 10,400,694.40 : x
  2. Step 2: Convert to fraction form
    11,072,540.80/16,608,811.20 = 10,400,694.40/x
  3. Step 3: Cross multiply
    11,072,540.80x = 16,608,811.20 × 10,400,694.40
  4. Step 4: Simplify right side
    11,072,540.80x = 172,743,169,638,497.28
  5. Step 5: Solve for x
    x = 172,743,169,638,497.28/11,072,540.80
  6. Step 6: Final answer
    x = 15,601,041.60

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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.