Home / 13,820,671.68-20,734,991.64-4,237,464.48

Finding the Fourth Proportional to 13,820,671.68, 20,734,991.64 and 4,237,464.48

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Solution

The fourth proportional to 13,820,671.68, 20,734,991.64 and 4,237,464.48 is: 6,357,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820,671.68 : 20,734,991.64 = 4,237,464.48 : x
  2. Step 2: Convert to fraction form
    13,820,671.68/20,734,991.64 = 4,237,464.48/x
  3. Step 3: Cross multiply
    13,820,671.68x = 20,734,991.64 × 4,237,464.48
  4. Step 4: Simplify right side
    13,820,671.68x = 87,863,790,567,596.95
  5. Step 5: Solve for x
    x = 87,863,790,567,596.95/13,820,671.68
  6. Step 6: Final answer
    x = 6,357,418.26

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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.