Home / 28,016,118-38,662,833.33-15,792,975

Finding the Fourth Proportional to 28,016,118, 38,662,833.33 and 15,792,975

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Solution

The fourth proportional to 28,016,118, 38,662,833.33 and 15,792,975 is: 21,794,638.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016,118 : 38,662,833.33 = 15,792,975 : x
  2. Step 2: Convert to fraction form
    28,016,118/38,662,833.33 = 15,792,975/x
  3. Step 3: Cross multiply
    28,016,118x = 38,662,833.33 × 15,792,975
  4. Step 4: Simplify right side
    28,016,118x = 610,601,160,209,856.75
  5. Step 5: Solve for x
    x = 610,601,160,209,856.75/28,016,118
  6. Step 6: Final answer
    x = 21,794,638.37

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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.