Home / 38,957,784.36-53,763,324.96-21,553,846.14

Finding the Fourth Proportional to 38,957,784.36, 53,763,324.96 and 21,553,846.14

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Solution

The fourth proportional to 38,957,784.36, 53,763,324.96 and 21,553,846.14 is: 29,745,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,957,784.36 : 53,763,324.96 = 21,553,846.14 : x
  2. Step 2: Convert to fraction form
    38,957,784.36/53,763,324.96 = 21,553,846.14/x
  3. Step 3: Cross multiply
    38,957,784.36x = 53,763,324.96 × 21,553,846.14
  4. Step 4: Simplify right side
    38,957,784.36x = 1,158,806,434,162,661.75
  5. Step 5: Solve for x
    x = 1,158,806,434,162,661.75/38,957,784.36
  6. Step 6: Final answer
    x = 29,745,183.23

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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.