Home / 13,301,940.24-18,361,669.14-8,718,556.86

Finding the Fourth Proportional to 13,301,940.24, 18,361,669.14 and 8,718,556.86

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Solution

The fourth proportional to 13,301,940.24, 18,361,669.14 and 8,718,556.86 is: 12,034,880.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301,940.24 : 18,361,669.14 = 8,718,556.86 : x
  2. Step 2: Convert to fraction form
    13,301,940.24/18,361,669.14 = 8,718,556.86/x
  3. Step 3: Cross multiply
    13,301,940.24x = 18,361,669.14 × 8,718,556.86
  4. Step 4: Simplify right side
    13,301,940.24x = 160,087,256,441,597.28
  5. Step 5: Solve for x
    x = 160,087,256,441,597.28/13,301,940.24
  6. Step 6: Final answer
    x = 12,034,880.14

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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.