Home / 19,189,201.86-26,478,540.36-12,322,984.14

Finding the Fourth Proportional to 19,189,201.86, 26,478,540.36 and 12,322,984.14

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Solution

The fourth proportional to 19,189,201.86, 26,478,540.36 and 12,322,984.14 is: 17,004,075.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189,201.86 : 26,478,540.36 = 12,322,984.14 : x
  2. Step 2: Convert to fraction form
    19,189,201.86/26,478,540.36 = 12,322,984.14/x
  3. Step 3: Cross multiply
    19,189,201.86x = 26,478,540.36 × 12,322,984.14
  4. Step 4: Simplify right side
    19,189,201.86x = 326,294,632,906,629.88
  5. Step 5: Solve for x
    x = 326,294,632,906,629.88/19,189,201.86
  6. Step 6: Final answer
    x = 17,004,075.28

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1.5x scale

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.