Home / 22,265,913.20-33,398,869.80-13,307,961.20

Finding the Fourth Proportional to 22,265,913.20, 33,398,869.80 and 13,307,961.20

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Solution

The fourth proportional to 22,265,913.20, 33,398,869.80 and 13,307,961.20 is: 19,961,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265,913.20 : 33,398,869.80 = 13,307,961.20 : x
  2. Step 2: Convert to fraction form
    22,265,913.20/33,398,869.80 = 13,307,961.20/x
  3. Step 3: Cross multiply
    22,265,913.20x = 33,398,869.80 × 13,307,961.20
  4. Step 4: Simplify right side
    22,265,913.20x = 444,470,863,422,251.75
  5. Step 5: Solve for x
    x = 444,470,863,422,251.75/22,265,913.20
  6. Step 6: Final answer
    x = 19,961,941.80

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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.