Home / 13,400,493.22-20,090,940.18-4,297,409.14

Finding the Fourth Proportional to 13,400,493.22, 20,090,940.18 and 4,297,409.14

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Solution

The fourth proportional to 13,400,493.22, 20,090,940.18 and 4,297,409.14 is: 6,442,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,400,493.22 : 20,090,940.18 = 4,297,409.14 : x
  2. Step 2: Convert to fraction form
    13,400,493.22/20,090,940.18 = 4,297,409.14/x
  3. Step 3: Cross multiply
    13,400,493.22x = 20,090,940.18 × 4,297,409.14
  4. Step 4: Simplify right side
    13,400,493.22x = 86,338,989,960,725.23
  5. Step 5: Solve for x
    x = 86,338,989,960,725.23/13,400,493.22
  6. Step 6: Final answer
    x = 6,442,971.06

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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.