Home / 81,337,013.31-122,026,187.12-23,044,627.83

Finding the Fourth Proportional to 81,337,013.31, 122,026,187.12 and 23,044,627.83

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Solution

The fourth proportional to 81,337,013.31, 122,026,187.12 and 23,044,627.83 is: 34,572,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,337,013.31 : 122,026,187.12 = 23,044,627.83 : x
  2. Step 2: Convert to fraction form
    81,337,013.31/122,026,187.12 = 23,044,627.83/x
  3. Step 3: Cross multiply
    81,337,013.31x = 122,026,187.12 × 23,044,627.83
  4. Step 4: Simplify right side
    81,337,013.31x = 2,812,048,067,579,116
  5. Step 5: Solve for x
    x = 2,812,048,067,579,116/81,337,013.31
  6. Step 6: Final answer
    x = 34,572,797.22

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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.