Home / 16,548,640.20-24,822,960.30-5,187,612.60

Finding the Fourth Proportional to 16,548,640.20, 24,822,960.30 and 5,187,612.60

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Solution

The fourth proportional to 16,548,640.20, 24,822,960.30 and 5,187,612.60 is: 7,781,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,548,640.20 : 24,822,960.30 = 5,187,612.60 : x
  2. Step 2: Convert to fraction form
    16,548,640.20/24,822,960.30 = 5,187,612.60/x
  3. Step 3: Cross multiply
    16,548,640.20x = 24,822,960.30 × 5,187,612.60
  4. Step 4: Simplify right side
    16,548,640.20x = 128,771,901,621,579.78
  5. Step 5: Solve for x
    x = 128,771,901,621,579.78/16,548,640.20
  6. Step 6: Final answer
    x = 7,781,418.90

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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.