Home / 14,906,949.06-20,571,466.02-8,380,607.61

Finding the Fourth Proportional to 14,906,949.06, 20,571,466.02 and 8,380,607.61

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Solution

The fourth proportional to 14,906,949.06, 20,571,466.02 and 8,380,607.61 is: 11,565,168.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906,949.06 : 20,571,466.02 = 8,380,607.61 : x
  2. Step 2: Convert to fraction form
    14,906,949.06/20,571,466.02 = 8,380,607.61/x
  3. Step 3: Cross multiply
    14,906,949.06x = 20,571,466.02 × 8,380,607.61
  4. Step 4: Simplify right side
    14,906,949.06x = 172,401,384,676,068.41
  5. Step 5: Solve for x
    x = 172,401,384,676,068.41/14,906,949.06
  6. Step 6: Final answer
    x = 11,565,168.97

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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.