Home / 3,768,009.60-5,652,014.40-3,621,043.20

Finding the Fourth Proportional to 3,768,009.60, 5,652,014.40 and 3,621,043.20

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Solution

The fourth proportional to 3,768,009.60, 5,652,014.40 and 3,621,043.20 is: 5,431,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,009.60 : 5,652,014.40 = 3,621,043.20 : x
  2. Step 2: Convert to fraction form
    3,768,009.60/5,652,014.40 = 3,621,043.20/x
  3. Step 3: Cross multiply
    3,768,009.60x = 5,652,014.40 × 3,621,043.20
  4. Step 4: Simplify right side
    3,768,009.60x = 20,466,188,309,422.08
  5. Step 5: Solve for x
    x = 20,466,188,309,422.08/3,768,009.60
  6. Step 6: Final answer
    x = 5,431,564.80

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Similar ratio
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1.5x scale

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.