Home / 5,171,824.15-7,137,117.27-2,997,628.43

Finding the Fourth Proportional to 5,171,824.15, 7,137,117.27 and 2,997,628.43

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Solution

The fourth proportional to 5,171,824.15, 7,137,117.27 and 2,997,628.43 is: 4,136,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,824.15 : 7,137,117.27 = 2,997,628.43 : x
  2. Step 2: Convert to fraction form
    5,171,824.15/7,137,117.27 = 2,997,628.43/x
  3. Step 3: Cross multiply
    5,171,824.15x = 7,137,117.27 × 2,997,628.43
  4. Step 4: Simplify right side
    5,171,824.15x = 21,394,425,601,110.40
  5. Step 5: Solve for x
    x = 21,394,425,601,110.40/5,171,824.15
  6. Step 6: Final answer
    x = 4,136,727.20

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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.