Home / 13,635,611.51-20,456,664.93-5,116,021.79

Finding the Fourth Proportional to 13,635,611.51, 20,456,664.93 and 5,116,021.79

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Solution

The fourth proportional to 13,635,611.51, 20,456,664.93 and 5,116,021.79 is: 7,675,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635,611.51 : 20,456,664.93 = 5,116,021.79 : x
  2. Step 2: Convert to fraction form
    13,635,611.51/20,456,664.93 = 5,116,021.79/x
  3. Step 3: Cross multiply
    13,635,611.51x = 20,456,664.93 × 5,116,021.79
  4. Step 4: Simplify right side
    13,635,611.51x = 104,656,743,430,325.50
  5. Step 5: Solve for x
    x = 104,656,743,430,325.50/13,635,611.51
  6. Step 6: Final answer
    x = 7,675,251.19

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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.