Home / 8,422,345.82-11,622,872.04-4,554,866.90

Finding the Fourth Proportional to 8,422,345.82, 11,622,872.04 and 4,554,866.90

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Solution

The fourth proportional to 8,422,345.82, 11,622,872.04 and 4,554,866.90 is: 6,285,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,345.82 : 11,622,872.04 = 4,554,866.90 : x
  2. Step 2: Convert to fraction form
    8,422,345.82/11,622,872.04 = 4,554,866.90/x
  3. Step 3: Cross multiply
    8,422,345.82x = 11,622,872.04 × 4,554,866.90
  4. Step 4: Simplify right side
    8,422,345.82x = 52,940,635,137,931.48
  5. Step 5: Solve for x
    x = 52,940,635,137,931.48/8,422,345.82
  6. Step 6: Final answer
    x = 6,285,735.15

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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.