Home / 81,352,354.73-122,029,525.35-23,845,788.72

Finding the Fourth Proportional to 81,352,354.73, 122,029,525.35 and 23,845,788.72

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Solution

The fourth proportional to 81,352,354.73, 122,029,525.35 and 23,845,788.72 is: 35,768,974.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,352,354.73 : 122,029,525.35 = 23,845,788.72 : x
  2. Step 2: Convert to fraction form
    81,352,354.73/122,029,525.35 = 23,845,788.72/x
  3. Step 3: Cross multiply
    81,352,354.73x = 122,029,525.35 × 23,845,788.72
  4. Step 4: Simplify right side
    81,352,354.73x = 2,909,890,279,097,984
  5. Step 5: Solve for x
    x = 2,909,890,279,097,984/81,352,354.73
  6. Step 6: Final answer
    x = 35,768,974.22

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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.