Home / 18,173,399.10-27,223,357.05-11,328,963.90

Finding the Fourth Proportional to 18,173,399.10, 27,223,357.05 and 11,328,963.90

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Solution

The fourth proportional to 18,173,399.10, 27,223,357.05 and 11,328,963.90 is: 16,970,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173,399.10 : 27,223,357.05 = 11,328,963.90 : x
  2. Step 2: Convert to fraction form
    18,173,399.10/27,223,357.05 = 11,328,963.90/x
  3. Step 3: Cross multiply
    18,173,399.10x = 27,223,357.05 × 11,328,963.90
  4. Step 4: Simplify right side
    18,173,399.10x = 308,412,429,256,260.50
  5. Step 5: Solve for x
    x = 308,412,429,256,260.50/18,173,399.10
  6. Step 6: Final answer
    x = 16,970,541.81

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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.