Home / 8,198,330.40-12,297,943.20-3,406,504.32

Finding the Fourth Proportional to 8,198,330.40, 12,297,943.20 and 3,406,504.32

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Solution

The fourth proportional to 8,198,330.40, 12,297,943.20 and 3,406,504.32 is: 5,109,942.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,330.40 : 12,297,943.20 = 3,406,504.32 : x
  2. Step 2: Convert to fraction form
    8,198,330.40/12,297,943.20 = 3,406,504.32/x
  3. Step 3: Cross multiply
    8,198,330.40x = 12,297,943.20 × 3,406,504.32
  4. Step 4: Simplify right side
    8,198,330.40x = 41,892,996,637,914.62
  5. Step 5: Solve for x
    x = 41,892,996,637,914.62/8,198,330.40
  6. Step 6: Final answer
    x = 5,109,942.46

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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.