Home / 9,289,854.25-12,814,828.38-8,632,251.38

Finding the Fourth Proportional to 9,289,854.25, 12,814,828.38 and 8,632,251.38

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Solution

The fourth proportional to 9,289,854.25, 12,814,828.38 and 8,632,251.38 is: 11,907,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289,854.25 : 12,814,828.38 = 8,632,251.38 : x
  2. Step 2: Convert to fraction form
    9,289,854.25/12,814,828.38 = 8,632,251.38/x
  3. Step 3: Cross multiply
    9,289,854.25x = 12,814,828.38 × 8,632,251.38
  4. Step 4: Simplify right side
    9,289,854.25x = 110,620,819,999,755.25
  5. Step 5: Solve for x
    x = 110,620,819,999,755.25/9,289,854.25
  6. Step 6: Final answer
    x = 11,907,702.43

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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.