Home / 8,640,260.20-12,932,396.70-6,120,836.20

Finding the Fourth Proportional to 8,640,260.20, 12,932,396.70 and 6,120,836.20

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Solution

The fourth proportional to 8,640,260.20, 12,932,396.70 and 6,120,836.20 is: 9,161,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,640,260.20 : 12,932,396.70 = 6,120,836.20 : x
  2. Step 2: Convert to fraction form
    8,640,260.20/12,932,396.70 = 6,120,836.20/x
  3. Step 3: Cross multiply
    8,640,260.20x = 12,932,396.70 × 6,120,836.20
  4. Step 4: Simplify right side
    8,640,260.20x = 79,157,081,874,120.53
  5. Step 5: Solve for x
    x = 79,157,081,874,120.53/8,640,260.20
  6. Step 6: Final answer
    x = 9,161,423.39

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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.