Home / 39,315,122.46-54,256,716.41-21,911,592.33

Finding the Fourth Proportional to 39,315,122.46, 54,256,716.41 and 21,911,592.33

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Solution

The fourth proportional to 39,315,122.46, 54,256,716.41 and 21,911,592.33 is: 30,239,027.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,315,122.46 : 54,256,716.41 = 21,911,592.33 : x
  2. Step 2: Convert to fraction form
    39,315,122.46/54,256,716.41 = 21,911,592.33/x
  3. Step 3: Cross multiply
    39,315,122.46x = 54,256,716.41 × 21,911,592.33
  4. Step 4: Simplify right side
    39,315,122.46x = 1,188,851,051,030,783
  5. Step 5: Solve for x
    x = 1,188,851,051,030,783/39,315,122.46
  6. Step 6: Final answer
    x = 30,239,027.04

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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.