Home / 6,480,392.52-8,942,768.10-3,579,720.96

Finding the Fourth Proportional to 6,480,392.52, 8,942,768.10 and 3,579,720.96

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Solution

The fourth proportional to 6,480,392.52, 8,942,768.10 and 3,579,720.96 is: 4,939,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,392.52 : 8,942,768.10 = 3,579,720.96 : x
  2. Step 2: Convert to fraction form
    6,480,392.52/8,942,768.10 = 3,579,720.96/x
  3. Step 3: Cross multiply
    6,480,392.52x = 8,942,768.10 × 3,579,720.96
  4. Step 4: Simplify right side
    6,480,392.52x = 32,012,614,407,989.38
  5. Step 5: Solve for x
    x = 32,012,614,407,989.38/6,480,392.52
  6. Step 6: Final answer
    x = 4,939,919.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.