Home / 10,368,022.20-15,552,033.30-9,171,295.80

Finding the Fourth Proportional to 10,368,022.20, 15,552,033.30 and 9,171,295.80

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Solution

The fourth proportional to 10,368,022.20, 15,552,033.30 and 9,171,295.80 is: 13,756,943.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,022.20 : 15,552,033.30 = 9,171,295.80 : x
  2. Step 2: Convert to fraction form
    10,368,022.20/15,552,033.30 = 9,171,295.80/x
  3. Step 3: Cross multiply
    10,368,022.20x = 15,552,033.30 × 9,171,295.80
  4. Step 4: Simplify right side
    10,368,022.20x = 142,632,297,685,750.16
  5. Step 5: Solve for x
    x = 142,632,297,685,750.16/10,368,022.20
  6. Step 6: Final answer
    x = 13,756,943.70

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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.