Home / 5,769,836.54-7,953,136.14-3,908,685.86

Finding the Fourth Proportional to 5,769,836.54, 7,953,136.14 and 3,908,685.86

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Solution

The fourth proportional to 5,769,836.54, 7,953,136.14 and 3,908,685.86 is: 5,387,728.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769,836.54 : 7,953,136.14 = 3,908,685.86 : x
  2. Step 2: Convert to fraction form
    5,769,836.54/7,953,136.14 = 3,908,685.86/x
  3. Step 3: Cross multiply
    5,769,836.54x = 7,953,136.14 × 3,908,685.86
  4. Step 4: Simplify right side
    5,769,836.54x = 31,086,310,773,072.98
  5. Step 5: Solve for x
    x = 31,086,310,773,072.98/5,769,836.54
  6. Step 6: Final answer
    x = 5,387,728.15

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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.