Home / 12,163,977.30-16,786,333.16-6,582,223.86

Finding the Fourth Proportional to 12,163,977.30, 16,786,333.16 and 6,582,223.86

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Solution

The fourth proportional to 12,163,977.30, 16,786,333.16 and 6,582,223.86 is: 9,083,493.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163,977.30 : 16,786,333.16 = 6,582,223.86 : x
  2. Step 2: Convert to fraction form
    12,163,977.30/16,786,333.16 = 6,582,223.86/x
  3. Step 3: Cross multiply
    12,163,977.30x = 16,786,333.16 × 6,582,223.86
  4. Step 4: Simplify right side
    12,163,977.30x = 110,491,402,597,467.59
  5. Step 5: Solve for x
    x = 110,491,402,597,467.59/12,163,977.30
  6. Step 6: Final answer
    x = 9,083,493.00

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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.