Home / 11,894,433.60-17,841,650.40-3,915,220.80

Finding the Fourth Proportional to 11,894,433.60, 17,841,650.40 and 3,915,220.80

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Solution

The fourth proportional to 11,894,433.60, 17,841,650.40 and 3,915,220.80 is: 5,872,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,894,433.60 : 17,841,650.40 = 3,915,220.80 : x
  2. Step 2: Convert to fraction form
    11,894,433.60/17,841,650.40 = 3,915,220.80/x
  3. Step 3: Cross multiply
    11,894,433.60x = 17,841,650.40 × 3,915,220.80
  4. Step 4: Simplify right side
    11,894,433.60x = 69,854,000,752,408.31
  5. Step 5: Solve for x
    x = 69,854,000,752,408.31/11,894,433.60
  6. Step 6: Final answer
    x = 5,872,831.20

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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.