Home / 12,292,578.20-16,963,313.27-6,785,834.85

Finding the Fourth Proportional to 12,292,578.20, 16,963,313.27 and 6,785,834.85

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Solution

The fourth proportional to 12,292,578.20, 16,963,313.27 and 6,785,834.85 is: 9,364,206.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,578.20 : 16,963,313.27 = 6,785,834.85 : x
  2. Step 2: Convert to fraction form
    12,292,578.20/16,963,313.27 = 6,785,834.85/x
  3. Step 3: Cross multiply
    12,292,578.20x = 16,963,313.27 × 6,785,834.85
  4. Step 4: Simplify right side
    12,292,578.20x = 115,110,242,359,033.45
  5. Step 5: Solve for x
    x = 115,110,242,359,033.45/12,292,578.20
  6. Step 6: Final answer
    x = 9,364,206.64

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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.