Home / 12,631,671.69-17,431,811.17-6,973,947.11

Finding the Fourth Proportional to 12,631,671.69, 17,431,811.17 and 6,973,947.11

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Solution

The fourth proportional to 12,631,671.69, 17,431,811.17 and 6,973,947.11 is: 9,624,104.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,671.69 : 17,431,811.17 = 6,973,947.11 : x
  2. Step 2: Convert to fraction form
    12,631,671.69/17,431,811.17 = 6,973,947.11/x
  3. Step 3: Cross multiply
    12,631,671.69x = 17,431,811.17 × 6,973,947.11
  4. Step 4: Simplify right side
    12,631,671.69x = 121,568,529,176,849.59
  5. Step 5: Solve for x
    x = 121,568,529,176,849.59/12,631,671.69
  6. Step 6: Final answer
    x = 9,624,104.57

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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.