Home / 8,990,998.80-13,486,498.20-2,601,459.60

Finding the Fourth Proportional to 8,990,998.80, 13,486,498.20 and 2,601,459.60

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Solution

The fourth proportional to 8,990,998.80, 13,486,498.20 and 2,601,459.60 is: 3,902,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,998.80 : 13,486,498.20 = 2,601,459.60 : x
  2. Step 2: Convert to fraction form
    8,990,998.80/13,486,498.20 = 2,601,459.60/x
  3. Step 3: Cross multiply
    8,990,998.80x = 13,486,498.20 × 2,601,459.60
  4. Step 4: Simplify right side
    8,990,998.80x = 35,084,580,212,772.72
  5. Step 5: Solve for x
    x = 35,084,580,212,772.72/8,990,998.80
  6. Step 6: Final answer
    x = 3,902,189.40

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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.