Home / 12,204,586.32-16,844,651.20-8,074,699.28

Finding the Fourth Proportional to 12,204,586.32, 16,844,651.20 and 8,074,699.28

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Solution

The fourth proportional to 12,204,586.32, 16,844,651.20 and 8,074,699.28 is: 11,144,621.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204,586.32 : 16,844,651.20 = 8,074,699.28 : x
  2. Step 2: Convert to fraction form
    12,204,586.32/16,844,651.20 = 8,074,699.28/x
  3. Step 3: Cross multiply
    12,204,586.32x = 16,844,651.20 × 8,074,699.28
  4. Step 4: Simplify right side
    12,204,586.32x = 136,015,492,916,491.14
  5. Step 5: Solve for x
    x = 136,015,492,916,491.14/12,204,586.32
  6. Step 6: Final answer
    x = 11,144,621.32

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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.