Home / 12,347,609.40-18,522,113.94-3,829,156.92

Finding the Fourth Proportional to 12,347,609.40, 18,522,113.94 and 3,829,156.92

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Solution

The fourth proportional to 12,347,609.40, 18,522,113.94 and 3,829,156.92 is: 5,743,952.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347,609.40 : 18,522,113.94 = 3,829,156.92 : x
  2. Step 2: Convert to fraction form
    12,347,609.40/18,522,113.94 = 3,829,156.92/x
  3. Step 3: Cross multiply
    12,347,609.40x = 18,522,113.94 × 3,829,156.92
  4. Step 4: Simplify right side
    12,347,609.40x = 70,924,080,766,379.47
  5. Step 5: Solve for x
    x = 70,924,080,766,379.47/12,347,609.40
  6. Step 6: Final answer
    x = 5,743,952.41

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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.