Home / 38,732,467.56-53,449,637.02-21,328,906.56

Finding the Fourth Proportional to 38,732,467.56, 53,449,637.02 and 21,328,906.56

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Solution

The fourth proportional to 38,732,467.56, 53,449,637.02 and 21,328,906.56 is: 29,433,247.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,732,467.56 : 53,449,637.02 = 21,328,906.56 : x
  2. Step 2: Convert to fraction form
    38,732,467.56/53,449,637.02 = 21,328,906.56/x
  3. Step 3: Cross multiply
    38,732,467.56x = 53,449,637.02 × 21,328,906.56
  4. Step 4: Simplify right side
    38,732,467.56x = 1,140,022,313,665,496.75
  5. Step 5: Solve for x
    x = 1,140,022,313,665,496.75/38,732,467.56
  6. Step 6: Final answer
    x = 29,433,247.75

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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.