Home / 5,171,829.66-7,137,124.86-2,997,633.93

Finding the Fourth Proportional to 5,171,829.66, 7,137,124.86 and 2,997,633.93

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Solution

The fourth proportional to 5,171,829.66, 7,137,124.86 and 2,997,633.93 is: 4,136,734.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,829.66 : 7,137,124.86 = 2,997,633.93 : x
  2. Step 2: Convert to fraction form
    5,171,829.66/7,137,124.86 = 2,997,633.93/x
  3. Step 3: Cross multiply
    5,171,829.66x = 7,137,124.86 × 2,997,633.93
  4. Step 4: Simplify right side
    5,171,829.66x = 21,394,487,642,982.50
  5. Step 5: Solve for x
    x = 21,394,487,642,982.50/5,171,829.66
  6. Step 6: Final answer
    x = 4,136,734.78

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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.