Home / 13,367,101.28-18,446,122.44-7,565,758.43

Finding the Fourth Proportional to 13,367,101.28, 18,446,122.44 and 7,565,758.43

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Solution

The fourth proportional to 13,367,101.28, 18,446,122.44 and 7,565,758.43 is: 10,440,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367,101.28 : 18,446,122.44 = 7,565,758.43 : x
  2. Step 2: Convert to fraction form
    13,367,101.28/18,446,122.44 = 7,565,758.43/x
  3. Step 3: Cross multiply
    13,367,101.28x = 18,446,122.44 × 7,565,758.43
  4. Step 4: Simplify right side
    13,367,101.28x = 139,558,906,259,011.56
  5. Step 5: Solve for x
    x = 139,558,906,259,011.56/13,367,101.28
  6. Step 6: Final answer
    x = 10,440,476.46

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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.