Home / 72,015,640.83-108,028,277.35-25,323,548.34

Finding the Fourth Proportional to 72,015,640.83, 108,028,277.35 and 25,323,548.34

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Solution

The fourth proportional to 72,015,640.83, 108,028,277.35 and 25,323,548.34 is: 37,987,016.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,015,640.83 : 108,028,277.35 = 25,323,548.34 : x
  2. Step 2: Convert to fraction form
    72,015,640.83/108,028,277.35 = 25,323,548.34/x
  3. Step 3: Cross multiply
    72,015,640.83x = 108,028,277.35 × 25,323,548.34
  4. Step 4: Simplify right side
    72,015,640.83x = 2,735,659,303,559,652
  5. Step 5: Solve for x
    x = 2,735,659,303,559,652/72,015,640.83
  6. Step 6: Final answer
    x = 37,987,016.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.