Home / 4,778,023.60-7,162,369.80-4,274,138.80

Finding the Fourth Proportional to 4,778,023.60, 7,162,369.80 and 4,274,138.80

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Solution

The fourth proportional to 4,778,023.60, 7,162,369.80 and 4,274,138.80 is: 6,407,034.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778,023.60 : 7,162,369.80 = 4,274,138.80 : x
  2. Step 2: Convert to fraction form
    4,778,023.60/7,162,369.80 = 4,274,138.80/x
  3. Step 3: Cross multiply
    4,778,023.60x = 7,162,369.80 × 4,274,138.80
  4. Step 4: Simplify right side
    4,778,023.60x = 30,612,962,662,128.24
  5. Step 5: Solve for x
    x = 30,612,962,662,128.24/4,778,023.60
  6. Step 6: Final answer
    x = 6,407,034.63

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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.