Home / 13,923,164.22-19,213,667.64-7,727,848.83

Finding the Fourth Proportional to 13,923,164.22, 19,213,667.64 and 7,727,848.83

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Solution

The fourth proportional to 13,923,164.22, 19,213,667.64 and 7,727,848.83 is: 10,664,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923,164.22 : 19,213,667.64 = 7,727,848.83 : x
  2. Step 2: Convert to fraction form
    13,923,164.22/19,213,667.64 = 7,727,848.83/x
  3. Step 3: Cross multiply
    13,923,164.22x = 19,213,667.64 × 7,727,848.83
  4. Step 4: Simplify right side
    13,923,164.22x = 148,480,318,991,782.88
  5. Step 5: Solve for x
    x = 148,480,318,991,782.88/13,923,164.22
  6. Step 6: Final answer
    x = 10,664,265.44

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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.