Home / 14,202,928.66-19,600,426.48-8,696,198.74

Finding the Fourth Proportional to 14,202,928.66, 19,600,426.48 and 8,696,198.74

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Solution

The fourth proportional to 14,202,928.66, 19,600,426.48 and 8,696,198.74 is: 12,000,989.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202,928.66 : 19,600,426.48 = 8,696,198.74 : x
  2. Step 2: Convert to fraction form
    14,202,928.66/19,600,426.48 = 8,696,198.74/x
  3. Step 3: Cross multiply
    14,202,928.66x = 19,600,426.48 × 8,696,198.74
  4. Step 4: Simplify right side
    14,202,928.66x = 170,449,204,058,838.66
  5. Step 5: Solve for x
    x = 170,449,204,058,838.66/14,202,928.66
  6. Step 6: Final answer
    x = 12,000,989.95

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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.