Home / 12,664,512.73-17,477,042.70-6,863,294.47

Finding the Fourth Proportional to 12,664,512.73, 17,477,042.70 and 6,863,294.47

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Solution

The fourth proportional to 12,664,512.73, 17,477,042.70 and 6,863,294.47 is: 9,471,354.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664,512.73 : 17,477,042.70 = 6,863,294.47 : x
  2. Step 2: Convert to fraction form
    12,664,512.73/17,477,042.70 = 6,863,294.47/x
  3. Step 3: Cross multiply
    12,664,512.73x = 17,477,042.70 × 6,863,294.47
  4. Step 4: Simplify right side
    12,664,512.73x = 119,950,090,456,842.67
  5. Step 5: Solve for x
    x = 119,950,090,456,842.67/12,664,512.73
  6. Step 6: Final answer
    x = 9,471,354.57

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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.