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Finding the Fourth Proportional to 9,963,338.88, 14,945,022.90 and 2,774,893.44

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Solution

The fourth proportional to 9,963,338.88, 14,945,022.90 and 2,774,893.44 is: 4,162,344.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963,338.88 : 14,945,022.90 = 2,774,893.44 : x
  2. Step 2: Convert to fraction form
    9,963,338.88/14,945,022.90 = 2,774,893.44/x
  3. Step 3: Cross multiply
    9,963,338.88x = 14,945,022.90 × 2,774,893.44
  4. Step 4: Simplify right side
    9,963,338.88x = 41,470,846,005,859.77
  5. Step 5: Solve for x
    x = 41,470,846,005,859.77/9,963,338.88
  6. Step 6: Final answer
    x = 4,162,344.22

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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.