Home / 12,923,797.71-17,837,880.09-8,032,713.75

Finding the Fourth Proportional to 12,923,797.71, 17,837,880.09 and 8,032,713.75

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Solution

The fourth proportional to 12,923,797.71, 17,837,880.09 and 8,032,713.75 is: 11,087,034.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923,797.71 : 17,837,880.09 = 8,032,713.75 : x
  2. Step 2: Convert to fraction form
    12,923,797.71/17,837,880.09 = 8,032,713.75/x
  3. Step 3: Cross multiply
    12,923,797.71x = 17,837,880.09 × 8,032,713.75
  4. Step 4: Simplify right side
    12,923,797.71x = 143,286,584,669,794.25
  5. Step 5: Solve for x
    x = 143,286,584,669,794.25/12,923,797.71
  6. Step 6: Final answer
    x = 11,087,034.00

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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.