Home / 33,222,007.20-49,833,010.80-20,400,938.40

Finding the Fourth Proportional to 33,222,007.20, 49,833,010.80 and 20,400,938.40

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Solution

The fourth proportional to 33,222,007.20, 49,833,010.80 and 20,400,938.40 is: 30,601,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,222,007.20 : 49,833,010.80 = 20,400,938.40 : x
  2. Step 2: Convert to fraction form
    33,222,007.20/49,833,010.80 = 20,400,938.40/x
  3. Step 3: Cross multiply
    33,222,007.20x = 49,833,010.80 × 20,400,938.40
  4. Step 4: Simplify right side
    33,222,007.20x = 1,016,640,183,617,334.62
  5. Step 5: Solve for x
    x = 1,016,640,183,617,334.62/33,222,007.20
  6. Step 6: Final answer
    x = 30,601,407.60

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1.5x scale

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.