Home / 8,160,468.46-12,240,259.72-2,480,249.91

Finding the Fourth Proportional to 8,160,468.46, 12,240,259.72 and 2,480,249.91

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Solution

The fourth proportional to 8,160,468.46, 12,240,259.72 and 2,480,249.91 is: 3,720,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,468.46 : 12,240,259.72 = 2,480,249.91 : x
  2. Step 2: Convert to fraction form
    8,160,468.46/12,240,259.72 = 2,480,249.91/x
  3. Step 3: Cross multiply
    8,160,468.46x = 12,240,259.72 × 2,480,249.91
  4. Step 4: Simplify right side
    8,160,468.46x = 30,358,903,068,906.63
  5. Step 5: Solve for x
    x = 30,358,903,068,906.63/8,160,468.46
  6. Step 6: Final answer
    x = 3,720,240.23

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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.