Home / 13,367,104.28-18,446,126.58-7,565,761.43

Finding the Fourth Proportional to 13,367,104.28, 18,446,126.58 and 7,565,761.43

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Solution

The fourth proportional to 13,367,104.28, 18,446,126.58 and 7,565,761.43 is: 10,440,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367,104.28 : 18,446,126.58 = 7,565,761.43 : x
  2. Step 2: Convert to fraction form
    13,367,104.28/18,446,126.58 = 7,565,761.43/x
  3. Step 3: Cross multiply
    13,367,104.28x = 18,446,126.58 × 7,565,761.43
  4. Step 4: Simplify right side
    13,367,104.28x = 139,558,992,919,631.16
  5. Step 5: Solve for x
    x = 139,558,992,919,631.16/13,367,104.28
  6. Step 6: Final answer
    x = 10,440,480.60

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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.