Home / 13,906,534.72-19,191,904.80-7,794,964.80

Finding the Fourth Proportional to 13,906,534.72, 19,191,904.80 and 7,794,964.80

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Solution

The fourth proportional to 13,906,534.72, 19,191,904.80 and 7,794,964.80 is: 10,757,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,906,534.72 : 19,191,904.80 = 7,794,964.80 : x
  2. Step 2: Convert to fraction form
    13,906,534.72/19,191,904.80 = 7,794,964.80/x
  3. Step 3: Cross multiply
    13,906,534.72x = 19,191,904.80 × 7,794,964.80
  4. Step 4: Simplify right side
    13,906,534.72x = 149,600,222,360,951.03
  5. Step 5: Solve for x
    x = 149,600,222,360,951.03/13,906,534.72
  6. Step 6: Final answer
    x = 10,757,548.55

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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.