Home / 49,989,143.79-68,954,853.98-33,015,527.20

Finding the Fourth Proportional to 49,989,143.79, 68,954,853.98 and 33,015,527.20

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Solution

The fourth proportional to 49,989,143.79, 68,954,853.98 and 33,015,527.20 is: 45,541,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989,143.79 : 68,954,853.98 = 33,015,527.20 : x
  2. Step 2: Convert to fraction form
    49,989,143.79/68,954,853.98 = 33,015,527.20/x
  3. Step 3: Cross multiply
    49,989,143.79x = 68,954,853.98 × 33,015,527.20
  4. Step 4: Simplify right side
    49,989,143.79x = 2,276,580,857,131,738.50
  5. Step 5: Solve for x
    x = 2,276,580,857,131,738.50/49,989,143.79
  6. Step 6: Final answer
    x = 45,541,505.31

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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.