Home / 19,801,171.98-29,701,781.37-5,424,363.54

Finding the Fourth Proportional to 19,801,171.98, 29,701,781.37 and 5,424,363.54

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Solution

The fourth proportional to 19,801,171.98, 29,701,781.37 and 5,424,363.54 is: 8,136,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801,171.98 : 29,701,781.37 = 5,424,363.54 : x
  2. Step 2: Convert to fraction form
    19,801,171.98/29,701,781.37 = 5,424,363.54/x
  3. Step 3: Cross multiply
    19,801,171.98x = 29,701,781.37 × 5,424,363.54
  4. Step 4: Simplify right side
    19,801,171.98x = 161,113,259,936,479.25
  5. Step 5: Solve for x
    x = 161,113,259,936,479.25/19,801,171.98
  6. Step 6: Final answer
    x = 8,136,551.72

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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.