Home / 30,470,274.60-45,704,882.52-12,274,004.62

Finding the Fourth Proportional to 30,470,274.60, 45,704,882.52 and 12,274,004.62

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Solution

The fourth proportional to 30,470,274.60, 45,704,882.52 and 12,274,004.62 is: 18,410,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,470,274.60 : 45,704,882.52 = 12,274,004.62 : x
  2. Step 2: Convert to fraction form
    30,470,274.60/45,704,882.52 = 12,274,004.62/x
  3. Step 3: Cross multiply
    30,470,274.60x = 45,704,882.52 × 12,274,004.62
  4. Step 4: Simplify right side
    30,470,274.60x = 560,981,939,207,037.25
  5. Step 5: Solve for x
    x = 560,981,939,207,037.25/30,470,274.60
  6. Step 6: Final answer
    x = 18,410,793.69

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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.