Home / 18,374,211.60-27,561,317.40-9,416,259.60

Finding the Fourth Proportional to 18,374,211.60, 27,561,317.40 and 9,416,259.60

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Solution

The fourth proportional to 18,374,211.60, 27,561,317.40 and 9,416,259.60 is: 14,124,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,374,211.60 : 27,561,317.40 = 9,416,259.60 : x
  2. Step 2: Convert to fraction form
    18,374,211.60/27,561,317.40 = 9,416,259.60/x
  3. Step 3: Cross multiply
    18,374,211.60x = 27,561,317.40 × 9,416,259.60
  4. Step 4: Simplify right side
    18,374,211.60x = 259,524,519,556,397.03
  5. Step 5: Solve for x
    x = 259,524,519,556,397.03/18,374,211.60
  6. Step 6: Final answer
    x = 14,124,389.40

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1.5x scale

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.