Home / 65,629,748.15-90,570,878.62-36,262,972.97

Finding the Fourth Proportional to 65,629,748.15, 90,570,878.62 and 36,262,972.97

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Solution

The fourth proportional to 65,629,748.15, 90,570,878.62 and 36,262,972.97 is: 50,043,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,629,748.15 : 90,570,878.62 = 36,262,972.97 : x
  2. Step 2: Convert to fraction form
    65,629,748.15/90,570,878.62 = 36,262,972.97/x
  3. Step 3: Cross multiply
    65,629,748.15x = 90,570,878.62 × 36,262,972.97
  4. Step 4: Simplify right side
    65,629,748.15x = 3,284,369,322,722,699.50
  5. Step 5: Solve for x
    x = 3,284,369,322,722,699.50/65,629,748.15
  6. Step 6: Final answer
    x = 50,043,911.73

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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.