Home / 18,516,197.13-25,546,447.13-11,994,825.57

Finding the Fourth Proportional to 18,516,197.13, 25,546,447.13 and 11,994,825.57

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Solution

The fourth proportional to 18,516,197.13, 25,546,447.13 and 11,994,825.57 is: 16,549,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,516,197.13 : 25,546,447.13 = 11,994,825.57 : x
  2. Step 2: Convert to fraction form
    18,516,197.13/25,546,447.13 = 11,994,825.57/x
  3. Step 3: Cross multiply
    18,516,197.13x = 25,546,447.13 × 11,994,825.57
  4. Step 4: Simplify right side
    18,516,197.13x = 306,425,177,257,577.12
  5. Step 5: Solve for x
    x = 306,425,177,257,577.12/18,516,197.13
  6. Step 6: Final answer
    x = 16,549,034.08

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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.