Home / 49,208,022.20-73,812,033.30-18,916,873.40

Finding the Fourth Proportional to 49,208,022.20, 73,812,033.30 and 18,916,873.40

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Solution

The fourth proportional to 49,208,022.20, 73,812,033.30 and 18,916,873.40 is: 28,375,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,208,022.20 : 73,812,033.30 = 18,916,873.40 : x
  2. Step 2: Convert to fraction form
    49,208,022.20/73,812,033.30 = 18,916,873.40/x
  3. Step 3: Cross multiply
    49,208,022.20x = 73,812,033.30 × 18,916,873.40
  4. Step 4: Simplify right side
    49,208,022.20x = 1,396,292,889,332,684
  5. Step 5: Solve for x
    x = 1,396,292,889,332,684/49,208,022.20
  6. Step 6: Final answer
    x = 28,375,310.10

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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.