Home / 7,847,021.90-11,778,049.65-4,063,220.30

Finding the Fourth Proportional to 7,847,021.90, 11,778,049.65 and 4,063,220.30

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Solution

The fourth proportional to 7,847,021.90, 11,778,049.65 and 4,063,220.30 is: 6,098,722.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847,021.90 : 11,778,049.65 = 4,063,220.30 : x
  2. Step 2: Convert to fraction form
    7,847,021.90/11,778,049.65 = 4,063,220.30/x
  3. Step 3: Cross multiply
    7,847,021.90x = 11,778,049.65 × 4,063,220.30
  4. Step 4: Simplify right side
    7,847,021.90x = 47,856,810,432,287.89
  5. Step 5: Solve for x
    x = 47,856,810,432,287.89/7,847,021.90
  6. Step 6: Final answer
    x = 6,098,722.68

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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.