Home / 13,400,495.97-20,090,944.32-4,297,411.90

Finding the Fourth Proportional to 13,400,495.97, 20,090,944.32 and 4,297,411.90

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Solution

The fourth proportional to 13,400,495.97, 20,090,944.32 and 4,297,411.90 is: 6,442,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,400,495.97 : 20,090,944.32 = 4,297,411.90 : x
  2. Step 2: Convert to fraction form
    13,400,495.97/20,090,944.32 = 4,297,411.90/x
  3. Step 3: Cross multiply
    13,400,495.97x = 20,090,944.32 × 4,297,411.90
  4. Step 4: Simplify right side
    13,400,495.97x = 86,339,063,203,005.42
  5. Step 5: Solve for x
    x = 86,339,063,203,005.42/13,400,495.97
  6. Step 6: Final answer
    x = 6,442,975.20

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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.