Home / 74,651,961-111,977,942.94-17,918,265

Finding the Fourth Proportional to 74,651,961, 111,977,942.94 and 17,918,265

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Solution

The fourth proportional to 74,651,961, 111,977,942.94 and 17,918,265 is: 26,877,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,651,961 : 111,977,942.94 = 17,918,265 : x
  2. Step 2: Convert to fraction form
    74,651,961/111,977,942.94 = 17,918,265/x
  3. Step 3: Cross multiply
    74,651,961x = 111,977,942.94 × 17,918,265
  4. Step 4: Simplify right side
    74,651,961x = 2,006,450,455,753,799
  5. Step 5: Solve for x
    x = 2,006,450,455,753,799/74,651,961
  6. Step 6: Final answer
    x = 26,877,397.85

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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.