Home / 9,081,842.73-12,535,980-5,411,910.54

Finding the Fourth Proportional to 9,081,842.73, 12,535,980 and 5,411,910.54

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Solution

The fourth proportional to 9,081,842.73, 12,535,980 and 5,411,910.54 is: 7,470,246.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,842.73 : 12,535,980 = 5,411,910.54 : x
  2. Step 2: Convert to fraction form
    9,081,842.73/12,535,980 = 5,411,910.54/x
  3. Step 3: Cross multiply
    9,081,842.73x = 12,535,980 × 5,411,910.54
  4. Step 4: Simplify right side
    9,081,842.73x = 67,843,602,291,229.20
  5. Step 5: Solve for x
    x = 67,843,602,291,229.20/9,081,842.73
  6. Step 6: Final answer
    x = 7,470,246.33

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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.