Home / 8,512,585.32-12,768,520.74-3,962,068.92

Finding the Fourth Proportional to 8,512,585.32, 12,768,520.74 and 3,962,068.92

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Solution

The fourth proportional to 8,512,585.32, 12,768,520.74 and 3,962,068.92 is: 5,942,937.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,585.32 : 12,768,520.74 = 3,962,068.92 : x
  2. Step 2: Convert to fraction form
    8,512,585.32/12,768,520.74 = 3,962,068.92/x
  3. Step 3: Cross multiply
    8,512,585.32x = 12,768,520.74 × 3,962,068.92
  4. Step 4: Simplify right side
    8,512,585.32x = 50,589,759,178,329.40
  5. Step 5: Solve for x
    x = 50,589,759,178,329.40/8,512,585.32
  6. Step 6: Final answer
    x = 5,942,937.11

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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.