Home / 49,181,904.20-73,713,807.30-20,413,231.40

Finding the Fourth Proportional to 49,181,904.20, 73,713,807.30 and 20,413,231.40

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Solution

The fourth proportional to 49,181,904.20, 73,713,807.30 and 20,413,231.40 is: 30,595,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,181,904.20 : 73,713,807.30 = 20,413,231.40 : x
  2. Step 2: Convert to fraction form
    49,181,904.20/73,713,807.30 = 20,413,231.40/x
  3. Step 3: Cross multiply
    49,181,904.20x = 73,713,807.30 × 20,413,231.40
  4. Step 4: Simplify right side
    49,181,904.20x = 1,504,737,005,789,909
  5. Step 5: Solve for x
    x = 1,504,737,005,789,909/49,181,904.20
  6. Step 6: Final answer
    x = 30,595,338.47

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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.