Home / 5,139,136.53-7,712,193.06-2,744,699.58

Finding the Fourth Proportional to 5,139,136.53, 7,712,193.06 and 2,744,699.58

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Solution

The fourth proportional to 5,139,136.53, 7,712,193.06 and 2,744,699.58 is: 4,118,912.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,136.53 : 7,712,193.06 = 2,744,699.58 : x
  2. Step 2: Convert to fraction form
    5,139,136.53/7,712,193.06 = 2,744,699.58/x
  3. Step 3: Cross multiply
    5,139,136.53x = 7,712,193.06 × 2,744,699.58
  4. Step 4: Simplify right side
    5,139,136.53x = 21,167,653,052,660.91
  5. Step 5: Solve for x
    x = 21,167,653,052,660.91/5,139,136.53
  6. Step 6: Final answer
    x = 4,118,912.38

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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.