Home / 12,872,998.44-19,280,104.38-6,146,136.36

Finding the Fourth Proportional to 12,872,998.44, 19,280,104.38 and 6,146,136.36

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Solution

The fourth proportional to 12,872,998.44, 19,280,104.38 and 6,146,136.36 is: 9,205,170.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,872,998.44 : 19,280,104.38 = 6,146,136.36 : x
  2. Step 2: Convert to fraction form
    12,872,998.44/19,280,104.38 = 6,146,136.36/x
  3. Step 3: Cross multiply
    12,872,998.44x = 19,280,104.38 × 6,146,136.36
  4. Step 4: Simplify right side
    12,872,998.44x = 118,498,150,554,513.25
  5. Step 5: Solve for x
    x = 118,498,150,554,513.25/12,872,998.44
  6. Step 6: Final answer
    x = 9,205,170.89

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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.