Home / 10,642,253.20-15,965,712.60-3,452,563.60

Finding the Fourth Proportional to 10,642,253.20, 15,965,712.60 and 3,452,563.60

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Solution

The fourth proportional to 10,642,253.20, 15,965,712.60 and 3,452,563.60 is: 5,179,602.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,642,253.20 : 15,965,712.60 = 3,452,563.60 : x
  2. Step 2: Convert to fraction form
    10,642,253.20/15,965,712.60 = 3,452,563.60/x
  3. Step 3: Cross multiply
    10,642,253.20x = 15,965,712.60 × 3,452,563.60
  4. Step 4: Simplify right side
    10,642,253.20x = 55,122,638,170,821.36
  5. Step 5: Solve for x
    x = 55,122,638,170,821.36/10,642,253.20
  6. Step 6: Final answer
    x = 5,179,602.21

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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.