Home / 8,414,893.50-12,624,439.80-2,431,261.50

Finding the Fourth Proportional to 8,414,893.50, 12,624,439.80 and 2,431,261.50

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Solution

The fourth proportional to 8,414,893.50, 12,624,439.80 and 2,431,261.50 is: 3,647,498.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414,893.50 : 12,624,439.80 = 2,431,261.50 : x
  2. Step 2: Convert to fraction form
    8,414,893.50/12,624,439.80 = 2,431,261.50/x
  3. Step 3: Cross multiply
    8,414,893.50x = 12,624,439.80 × 2,431,261.50
  4. Step 4: Simplify right side
    8,414,893.50x = 30,693,314,444,807.70
  5. Step 5: Solve for x
    x = 30,693,314,444,807.70/8,414,893.50
  6. Step 6: Final answer
    x = 3,647,498.86

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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.