Home / 28,025,231.39-38,674,843.53-15,635,327.33

Finding the Fourth Proportional to 28,025,231.39, 38,674,843.53 and 15,635,327.33

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Solution

The fourth proportional to 28,025,231.39, 38,674,843.53 and 15,635,327.33 is: 21,576,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,231.39 : 38,674,843.53 = 15,635,327.33 : x
  2. Step 2: Convert to fraction form
    28,025,231.39/38,674,843.53 = 15,635,327.33/x
  3. Step 3: Cross multiply
    28,025,231.39x = 38,674,843.53 × 15,635,327.33
  4. Step 4: Simplify right side
    28,025,231.39x = 604,693,838,110,119.50
  5. Step 5: Solve for x
    x = 604,693,838,110,119.50/28,025,231.39
  6. Step 6: Final answer
    x = 21,576,765.23

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1.5x scale

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.