Home / 22,470,619.40-33,648,905.10-12,361,819.40

Finding the Fourth Proportional to 22,470,619.40, 33,648,905.10 and 12,361,819.40

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Solution

The fourth proportional to 22,470,619.40, 33,648,905.10 and 12,361,819.40 is: 18,511,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470,619.40 : 33,648,905.10 = 12,361,819.40 : x
  2. Step 2: Convert to fraction form
    22,470,619.40/33,648,905.10 = 12,361,819.40/x
  3. Step 3: Cross multiply
    22,470,619.40x = 33,648,905.10 × 12,361,819.40
  4. Step 4: Simplify right side
    22,470,619.40x = 415,961,687,853,939
  5. Step 5: Solve for x
    x = 415,961,687,853,939/22,470,619.40
  6. Step 6: Final answer
    x = 18,511,358.34

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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.