Home / 72,610,523.39-108,938,809.44-25,923,007.56

Finding the Fourth Proportional to 72,610,523.39, 108,938,809.44 and 25,923,007.56

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Solution

The fourth proportional to 72,610,523.39, 108,938,809.44 and 25,923,007.56 is: 38,892,731.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,610,523.39 : 108,938,809.44 = 25,923,007.56 : x
  2. Step 2: Convert to fraction form
    72,610,523.39/108,938,809.44 = 25,923,007.56/x
  3. Step 3: Cross multiply
    72,610,523.39x = 108,938,809.44 × 25,923,007.56
  4. Step 4: Simplify right side
    72,610,523.39x = 2,824,021,580,070,419.50
  5. Step 5: Solve for x
    x = 2,824,021,580,070,419.50/72,610,523.39
  6. Step 6: Final answer
    x = 38,892,731.36

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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.