Home / 13,568,114.36-18,715,593.02-8,922,430.64

Finding the Fourth Proportional to 13,568,114.36, 18,715,593.02 and 8,922,430.64

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Solution

The fourth proportional to 13,568,114.36, 18,715,593.02 and 8,922,430.64 is: 12,307,427.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568,114.36 : 18,715,593.02 = 8,922,430.64 : x
  2. Step 2: Convert to fraction form
    13,568,114.36/18,715,593.02 = 8,922,430.64/x
  3. Step 3: Cross multiply
    13,568,114.36x = 18,715,593.02 × 8,922,430.64
  4. Step 4: Simplify right side
    13,568,114.36x = 166,988,580,607,418.12
  5. Step 5: Solve for x
    x = 166,988,580,607,418.12/13,568,114.36
  6. Step 6: Final answer
    x = 12,307,427.26

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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.