Home / 5,692,838.55-7,856,205.78-3,114,562.38

Finding the Fourth Proportional to 5,692,838.55, 7,856,205.78 and 3,114,562.38

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Solution

The fourth proportional to 5,692,838.55, 7,856,205.78 and 3,114,562.38 is: 4,298,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692,838.55 : 7,856,205.78 = 3,114,562.38 : x
  2. Step 2: Convert to fraction form
    5,692,838.55/7,856,205.78 = 3,114,562.38/x
  3. Step 3: Cross multiply
    5,692,838.55x = 7,856,205.78 × 3,114,562.38
  4. Step 4: Simplify right side
    5,692,838.55x = 24,468,642,971,926.55
  5. Step 5: Solve for x
    x = 24,468,642,971,926.55/5,692,838.55
  6. Step 6: Final answer
    x = 4,298,144.55

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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.