Home / 13,932,562.55-20,890,564.27-5,297,294.90

Finding the Fourth Proportional to 13,932,562.55, 20,890,564.27 and 5,297,294.90

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Solution

The fourth proportional to 13,932,562.55, 20,890,564.27 and 5,297,294.90 is: 7,942,794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932,562.55 : 20,890,564.27 = 5,297,294.90 : x
  2. Step 2: Convert to fraction form
    13,932,562.55/20,890,564.27 = 5,297,294.90/x
  3. Step 3: Cross multiply
    13,932,562.55x = 20,890,564.27 × 5,297,294.90
  4. Step 4: Simplify right side
    13,932,562.55x = 110,663,479,604,576.39
  5. Step 5: Solve for x
    x = 110,663,479,604,576.39/13,932,562.55
  6. Step 6: Final answer
    x = 7,942,794.39

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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.