Home / 49,921,685.44-68,898,769.66-28,728,029.60

Finding the Fourth Proportional to 49,921,685.44, 68,898,769.66 and 28,728,029.60

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Solution

The fourth proportional to 49,921,685.44, 68,898,769.66 and 28,728,029.60 is: 39,648,619.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,921,685.44 : 68,898,769.66 = 28,728,029.60 : x
  2. Step 2: Convert to fraction form
    49,921,685.44/68,898,769.66 = 28,728,029.60/x
  3. Step 3: Cross multiply
    49,921,685.44x = 68,898,769.66 × 28,728,029.60
  4. Step 4: Simplify right side
    49,921,685.44x = 1,979,325,894,196,062
  5. Step 5: Solve for x
    x = 1,979,325,894,196,062/49,921,685.44
  6. Step 6: Final answer
    x = 39,648,619.17

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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.