Home / 17,751,915.40-26,638,370.70-11,704,131.40

Finding the Fourth Proportional to 17,751,915.40, 26,638,370.70 and 11,704,131.40

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Solution

The fourth proportional to 17,751,915.40, 26,638,370.70 and 11,704,131.40 is: 17,563,118.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751,915.40 : 26,638,370.70 = 11,704,131.40 : x
  2. Step 2: Convert to fraction form
    17,751,915.40/26,638,370.70 = 11,704,131.40/x
  3. Step 3: Cross multiply
    17,751,915.40x = 26,638,370.70 × 11,704,131.40
  4. Step 4: Simplify right side
    17,751,915.40x = 311,778,990,954,710
  5. Step 5: Solve for x
    x = 311,778,990,954,710/17,751,915.40
  6. Step 6: Final answer
    x = 17,563,118.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.