Home / 8,718,986.36-13,081,419.68-3,860,629.58

Finding the Fourth Proportional to 8,718,986.36, 13,081,419.68 and 3,860,629.58

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Solution

The fourth proportional to 8,718,986.36, 13,081,419.68 and 3,860,629.58 is: 5,792,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718,986.36 : 13,081,419.68 = 3,860,629.58 : x
  2. Step 2: Convert to fraction form
    8,718,986.36/13,081,419.68 = 3,860,629.58/x
  3. Step 3: Cross multiply
    8,718,986.36x = 13,081,419.68 × 3,860,629.58
  4. Step 4: Simplify right side
    8,718,986.36x = 50,502,515,778,402.54
  5. Step 5: Solve for x
    x = 50,502,515,778,402.54/8,718,986.36
  6. Step 6: Final answer
    x = 5,792,246.22

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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.