Home / 10,037,467.20-15,039,579.60-5,770,192.80

Finding the Fourth Proportional to 10,037,467.20, 15,039,579.60 and 5,770,192.80

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Solution

The fourth proportional to 10,037,467.20, 15,039,579.60 and 5,770,192.80 is: 8,645,734.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037,467.20 : 15,039,579.60 = 5,770,192.80 : x
  2. Step 2: Convert to fraction form
    10,037,467.20/15,039,579.60 = 5,770,192.80/x
  3. Step 3: Cross multiply
    10,037,467.20x = 15,039,579.60 × 5,770,192.80
  4. Step 4: Simplify right side
    10,037,467.20x = 86,781,273,922,946.88
  5. Step 5: Solve for x
    x = 86,781,273,922,946.88/10,037,467.20
  6. Step 6: Final answer
    x = 8,645,734.25

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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.