Home / 22,265,909.20-33,398,863.80-13,307,957.20

Finding the Fourth Proportional to 22,265,909.20, 33,398,863.80 and 13,307,957.20

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Solution

The fourth proportional to 22,265,909.20, 33,398,863.80 and 13,307,957.20 is: 19,961,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265,909.20 : 33,398,863.80 = 13,307,957.20 : x
  2. Step 2: Convert to fraction form
    22,265,909.20/33,398,863.80 = 13,307,957.20/x
  3. Step 3: Cross multiply
    22,265,909.20x = 33,398,863.80 × 13,307,957.20
  4. Step 4: Simplify right side
    22,265,909.20x = 444,470,649,979,029.38
  5. Step 5: Solve for x
    x = 444,470,649,979,029.38/22,265,909.20
  6. Step 6: Final answer
    x = 19,961,935.80

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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.