Home / 16,857,491-23,263,336.86-9,122,532.44

Finding the Fourth Proportional to 16,857,491, 23,263,336.86 and 9,122,532.44

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Solution

The fourth proportional to 16,857,491, 23,263,336.86 and 9,122,532.44 is: 12,589,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,491 : 23,263,336.86 = 9,122,532.44 : x
  2. Step 2: Convert to fraction form
    16,857,491/23,263,336.86 = 9,122,532.44/x
  3. Step 3: Cross multiply
    16,857,491x = 23,263,336.86 × 9,122,532.44
  4. Step 4: Simplify right side
    16,857,491x = 212,220,545,167,997.72
  5. Step 5: Solve for x
    x = 212,220,545,167,997.72/16,857,491
  6. Step 6: Final answer
    x = 12,589,094.38

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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.