Home / 12,347,592.90-18,522,089.19-3,829,140.42

Finding the Fourth Proportional to 12,347,592.90, 18,522,089.19 and 3,829,140.42

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Solution

The fourth proportional to 12,347,592.90, 18,522,089.19 and 3,829,140.42 is: 5,743,927.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347,592.90 : 18,522,089.19 = 3,829,140.42 : x
  2. Step 2: Convert to fraction form
    12,347,592.90/18,522,089.19 = 3,829,140.42/x
  3. Step 3: Cross multiply
    12,347,592.90x = 18,522,089.19 × 3,829,140.42
  4. Step 4: Simplify right side
    12,347,592.90x = 70,923,680,380,274.06
  5. Step 5: Solve for x
    x = 70,923,680,380,274.06/12,347,592.90
  6. Step 6: Final answer
    x = 5,743,927.66

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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.