Home / 66,238,062.64-91,409,560.52-36,869,714.44

Finding the Fourth Proportional to 66,238,062.64, 91,409,560.52 and 36,869,714.44

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Solution

The fourth proportional to 66,238,062.64, 91,409,560.52 and 36,869,714.44 is: 50,880,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,238,062.64 : 91,409,560.52 = 36,869,714.44 : x
  2. Step 2: Convert to fraction form
    66,238,062.64/91,409,560.52 = 36,869,714.44/x
  3. Step 3: Cross multiply
    66,238,062.64x = 91,409,560.52 × 36,869,714.44
  4. Step 4: Simplify right side
    66,238,062.64x = 3,370,244,393,458,297.50
  5. Step 5: Solve for x
    x = 3,370,244,393,458,297.50/66,238,062.64
  6. Step 6: Final answer
    x = 50,880,781.52

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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.