Home / 13,862,853.24-19,129,453.62-7,667,766.64

Finding the Fourth Proportional to 13,862,853.24, 19,129,453.62 and 7,667,766.64

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Solution

The fourth proportional to 13,862,853.24, 19,129,453.62 and 7,667,766.64 is: 10,580,807.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862,853.24 : 19,129,453.62 = 7,667,766.64 : x
  2. Step 2: Convert to fraction form
    13,862,853.24/19,129,453.62 = 7,667,766.64/x
  3. Step 3: Cross multiply
    13,862,853.24x = 19,129,453.62 × 7,667,766.64
  4. Step 4: Simplify right side
    13,862,853.24x = 146,680,186,308,863.25
  5. Step 5: Solve for x
    x = 146,680,186,308,863.25/13,862,853.24
  6. Step 6: Final answer
    x = 10,580,807.84

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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.