Home / 13,367,102.28-18,446,123.82-7,565,759.43

Finding the Fourth Proportional to 13,367,102.28, 18,446,123.82 and 7,565,759.43

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Solution

The fourth proportional to 13,367,102.28, 18,446,123.82 and 7,565,759.43 is: 10,440,477.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367,102.28 : 18,446,123.82 = 7,565,759.43 : x
  2. Step 2: Convert to fraction form
    13,367,102.28/18,446,123.82 = 7,565,759.43/x
  3. Step 3: Cross multiply
    13,367,102.28x = 18,446,123.82 × 7,565,759.43
  4. Step 4: Simplify right side
    13,367,102.28x = 139,558,935,238,112.62
  5. Step 5: Solve for x
    x = 139,558,935,238,112.62/13,367,102.28
  6. Step 6: Final answer
    x = 10,440,477.85

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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.