Home / 19,559,906.20-29,339,859.30-12,332,308.60

Finding the Fourth Proportional to 19,559,906.20, 29,339,859.30 and 12,332,308.60

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Solution

The fourth proportional to 19,559,906.20, 29,339,859.30 and 12,332,308.60 is: 18,498,462.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559,906.20 : 29,339,859.30 = 12,332,308.60 : x
  2. Step 2: Convert to fraction form
    19,559,906.20/29,339,859.30 = 12,332,308.60/x
  3. Step 3: Cross multiply
    19,559,906.20x = 29,339,859.30 × 12,332,308.60
  4. Step 4: Simplify right side
    19,559,906.20x = 361,828,199,168,180
  5. Step 5: Solve for x
    x = 361,828,199,168,180/19,559,906.20
  6. Step 6: Final answer
    x = 18,498,462.90

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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.