Home / 66,450,992.09-99,676,069.86-35,760,028.30

Finding the Fourth Proportional to 66,450,992.09, 99,676,069.86 and 35,760,028.30

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Solution

The fourth proportional to 66,450,992.09, 99,676,069.86 and 35,760,028.30 is: 53,639,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,450,992.09 : 99,676,069.86 = 35,760,028.30 : x
  2. Step 2: Convert to fraction form
    66,450,992.09/99,676,069.86 = 35,760,028.30/x
  3. Step 3: Cross multiply
    66,450,992.09x = 99,676,069.86 × 35,760,028.30
  4. Step 4: Simplify right side
    66,450,992.09x = 3,564,419,078,911,287
  5. Step 5: Solve for x
    x = 3,564,419,078,911,287/66,450,992.09
  6. Step 6: Final answer
    x = 53,639,817.36

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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.