Home / 13,873,190.36-20,768,324.72-8,391,696.48

Finding the Fourth Proportional to 13,873,190.36, 20,768,324.72 and 8,391,696.48

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Solution

The fourth proportional to 13,873,190.36, 20,768,324.72 and 8,391,696.48 is: 12,562,465.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,190.36 : 20,768,324.72 = 8,391,696.48 : x
  2. Step 2: Convert to fraction form
    13,873,190.36/20,768,324.72 = 8,391,696.48/x
  3. Step 3: Cross multiply
    13,873,190.36x = 20,768,324.72 × 8,391,696.48
  4. Step 4: Simplify right side
    13,873,190.36x = 174,281,477,448,321
  5. Step 5: Solve for x
    x = 174,281,477,448,321/13,873,190.36
  6. Step 6: Final answer
    x = 12,562,465.66

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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.