Home / 12,291,476.75-16,962,240.94-6,784,854.74

Finding the Fourth Proportional to 12,291,476.75, 16,962,240.94 and 6,784,854.74

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Solution

The fourth proportional to 12,291,476.75, 16,962,240.94 and 6,784,854.74 is: 9,363,101.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,476.75 : 16,962,240.94 = 6,784,854.74 : x
  2. Step 2: Convert to fraction form
    12,291,476.75/16,962,240.94 = 6,784,854.74/x
  3. Step 3: Cross multiply
    12,291,476.75x = 16,962,240.94 × 6,784,854.74
  4. Step 4: Simplify right side
    12,291,476.75x = 115,086,340,741,007.72
  5. Step 5: Solve for x
    x = 115,086,340,741,007.72/12,291,476.75
  6. Step 6: Final answer
    x = 9,363,101.21

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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.