Home / 8,346,198.78-12,520,146.84-2,880,582.24

Finding the Fourth Proportional to 8,346,198.78, 12,520,146.84 and 2,880,582.24

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Solution

The fourth proportional to 8,346,198.78, 12,520,146.84 and 2,880,582.24 is: 4,321,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346,198.78 : 12,520,146.84 = 2,880,582.24 : x
  2. Step 2: Convert to fraction form
    8,346,198.78/12,520,146.84 = 2,880,582.24/x
  3. Step 3: Cross multiply
    8,346,198.78x = 12,520,146.84 × 2,880,582.24
  4. Step 4: Simplify right side
    8,346,198.78x = 36,065,312,629,496.12
  5. Step 5: Solve for x
    x = 36,065,312,629,496.12/8,346,198.78
  6. Step 6: Final answer
    x = 4,321,166.27

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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.