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Finding the Fourth Proportional to 11,259,642.66, 16,889,463.96 and 9,738,807.96

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Solution

The fourth proportional to 11,259,642.66, 16,889,463.96 and 9,738,807.96 is: 14,608,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259,642.66 : 16,889,463.96 = 9,738,807.96 : x
  2. Step 2: Convert to fraction form
    11,259,642.66/16,889,463.96 = 9,738,807.96/x
  3. Step 3: Cross multiply
    11,259,642.66x = 16,889,463.96 × 9,738,807.96
  4. Step 4: Simplify right side
    11,259,642.66x = 164,483,246,053,781.16
  5. Step 5: Solve for x
    x = 164,483,246,053,781.16/11,259,642.66
  6. Step 6: Final answer
    x = 14,608,211.91

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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.