Home / 20,171,462.40-27,834,471.65-11,350,759.64

Finding the Fourth Proportional to 20,171,462.40, 27,834,471.65 and 11,350,759.64

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Solution

The fourth proportional to 20,171,462.40, 27,834,471.65 and 11,350,759.64 is: 15,662,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,171,462.40 : 27,834,471.65 = 11,350,759.64 : x
  2. Step 2: Convert to fraction form
    20,171,462.40/27,834,471.65 = 11,350,759.64/x
  3. Step 3: Cross multiply
    20,171,462.40x = 27,834,471.65 × 11,350,759.64
  4. Step 4: Simplify right side
    20,171,462.40x = 315,942,397,294,748.75
  5. Step 5: Solve for x
    x = 315,942,397,294,748.75/20,171,462.40
  6. Step 6: Final answer
    x = 15,662,840.45

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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.