Home / 8,469,395.79-12,696,951.77-3,673,472.92

Finding the Fourth Proportional to 8,469,395.79, 12,696,951.77 and 3,673,472.92

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Solution

The fourth proportional to 8,469,395.79, 12,696,951.77 and 3,673,472.92 is: 5,507,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469,395.79 : 12,696,951.77 = 3,673,472.92 : x
  2. Step 2: Convert to fraction form
    8,469,395.79/12,696,951.77 = 3,673,472.92/x
  3. Step 3: Cross multiply
    8,469,395.79x = 12,696,951.77 × 3,673,472.92
  4. Step 4: Simplify right side
    8,469,395.79x = 46,641,908,446,973.37
  5. Step 5: Solve for x
    x = 46,641,908,446,973.37/8,469,395.79
  6. Step 6: Final answer
    x = 5,507,111.68

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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.