Home / 66,327,858.42-91,531,514.19-36,960,428.76

Finding the Fourth Proportional to 66,327,858.42, 91,531,514.19 and 36,960,428.76

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Solution

The fourth proportional to 66,327,858.42, 91,531,514.19 and 36,960,428.76 is: 51,004,873.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,327,858.42 : 91,531,514.19 = 36,960,428.76 : x
  2. Step 2: Convert to fraction form
    66,327,858.42/91,531,514.19 = 36,960,428.76/x
  3. Step 3: Cross multiply
    66,327,858.42x = 91,531,514.19 × 36,960,428.76
  4. Step 4: Simplify right side
    66,327,858.42x = 3,383,044,009,514,424
  5. Step 5: Solve for x
    x = 3,383,044,009,514,424/66,327,858.42
  6. Step 6: Final answer
    x = 51,004,873.22

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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.