Home / 66,863,131.56-92,290,714.74-43,661,860.92

Finding the Fourth Proportional to 66,863,131.56, 92,290,714.74 and 43,661,860.92

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Solution

The fourth proportional to 66,863,131.56, 92,290,714.74 and 43,661,860.92 is: 60,266,162.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,863,131.56 : 92,290,714.74 = 43,661,860.92 : x
  2. Step 2: Convert to fraction form
    66,863,131.56/92,290,714.74 = 43,661,860.92/x
  3. Step 3: Cross multiply
    66,863,131.56x = 92,290,714.74 × 43,661,860.92
  4. Step 4: Simplify right side
    66,863,131.56x = 4,029,584,351,185,274
  5. Step 5: Solve for x
    x = 4,029,584,351,185,274/66,863,131.56
  6. Step 6: Final answer
    x = 60,266,162.49

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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.