Home / 17,392,014.40-26,116,015.20-13,136,987.20

Finding the Fourth Proportional to 17,392,014.40, 26,116,015.20 and 13,136,987.20

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Solution

The fourth proportional to 17,392,014.40, 26,116,015.20 and 13,136,987.20 is: 19,726,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392,014.40 : 26,116,015.20 = 13,136,987.20 : x
  2. Step 2: Convert to fraction form
    17,392,014.40/26,116,015.20 = 13,136,987.20/x
  3. Step 3: Cross multiply
    17,392,014.40x = 26,116,015.20 × 13,136,987.20
  4. Step 4: Simplify right side
    17,392,014.40x = 343,085,757,397,405.44
  5. Step 5: Solve for x
    x = 343,085,757,397,405.44/17,392,014.40
  6. Step 6: Final answer
    x = 19,726,625.65

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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.