Home / 7,263,004.20-10,894,506.30-4,428,652.20

Finding the Fourth Proportional to 7,263,004.20, 10,894,506.30 and 4,428,652.20

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Solution

The fourth proportional to 7,263,004.20, 10,894,506.30 and 4,428,652.20 is: 6,642,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263,004.20 : 10,894,506.30 = 4,428,652.20 : x
  2. Step 2: Convert to fraction form
    7,263,004.20/10,894,506.30 = 4,428,652.20/x
  3. Step 3: Cross multiply
    7,263,004.20x = 10,894,506.30 × 4,428,652.20
  4. Step 4: Simplify right side
    7,263,004.20x = 48,247,979,293,408.87
  5. Step 5: Solve for x
    x = 48,247,979,293,408.87/7,263,004.20
  6. Step 6: Final answer
    x = 6,642,978.30

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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.