Home / 12,844,863.16-19,266,325.80-4,090,787.96

Finding the Fourth Proportional to 12,844,863.16, 19,266,325.80 and 4,090,787.96

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Solution

The fourth proportional to 12,844,863.16, 19,266,325.80 and 4,090,787.96 is: 6,135,873.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844,863.16 : 19,266,325.80 = 4,090,787.96 : x
  2. Step 2: Convert to fraction form
    12,844,863.16/19,266,325.80 = 4,090,787.96/x
  3. Step 3: Cross multiply
    12,844,863.16x = 19,266,325.80 × 4,090,787.96
  4. Step 4: Simplify right side
    12,844,863.16x = 78,814,453,616,077.38
  5. Step 5: Solve for x
    x = 78,814,453,616,077.38/12,844,863.16
  6. Step 6: Final answer
    x = 6,135,873.36

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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.