Home / 50,043,732.56-69,039,827.25-30,448,912.40

Finding the Fourth Proportional to 50,043,732.56, 69,039,827.25 and 30,448,912.40

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Solution

The fourth proportional to 50,043,732.56, 69,039,827.25 and 30,448,912.40 is: 42,007,011.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,043,732.56 : 69,039,827.25 = 30,448,912.40 : x
  2. Step 2: Convert to fraction form
    50,043,732.56/69,039,827.25 = 30,448,912.40/x
  3. Step 3: Cross multiply
    50,043,732.56x = 69,039,827.25 × 30,448,912.40
  4. Step 4: Simplify right side
    50,043,732.56x = 2,102,187,652,046,382.75
  5. Step 5: Solve for x
    x = 2,102,187,652,046,382.75/50,043,732.56
  6. Step 6: Final answer
    x = 42,007,011.56

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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.