Home / 7,756,640.50-11,636,221.47-2,292,289.78

Finding the Fourth Proportional to 7,756,640.50, 11,636,221.47 and 2,292,289.78

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Solution

The fourth proportional to 7,756,640.50, 11,636,221.47 and 2,292,289.78 is: 3,438,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,640.50 : 11,636,221.47 = 2,292,289.78 : x
  2. Step 2: Convert to fraction form
    7,756,640.50/11,636,221.47 = 2,292,289.78/x
  3. Step 3: Cross multiply
    7,756,640.50x = 11,636,221.47 × 2,292,289.78
  4. Step 4: Simplify right side
    7,756,640.50x = 26,673,591,553,497.57
  5. Step 5: Solve for x
    x = 26,673,591,553,497.57/7,756,640.50
  6. Step 6: Final answer
    x = 3,438,807.25

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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.