Home / 30,404,801.81-41,959,171.71-16,652,880.20

Finding the Fourth Proportional to 30,404,801.81, 41,959,171.71 and 16,652,880.20

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Solution

The fourth proportional to 30,404,801.81, 41,959,171.71 and 16,652,880.20 is: 22,981,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404,801.81 : 41,959,171.71 = 16,652,880.20 : x
  2. Step 2: Convert to fraction form
    30,404,801.81/41,959,171.71 = 16,652,880.20/x
  3. Step 3: Cross multiply
    30,404,801.81x = 41,959,171.71 × 16,652,880.20
  4. Step 4: Simplify right side
    30,404,801.81x = 698,741,059,568,063.25
  5. Step 5: Solve for x
    x = 698,741,059,568,063.25/30,404,801.81
  6. Step 6: Final answer
    x = 22,981,273.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.