Home / 13,887,698.63-20,832,544.38-4,789,662.42

Finding the Fourth Proportional to 13,887,698.63, 20,832,544.38 and 4,789,662.42

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Solution

The fourth proportional to 13,887,698.63, 20,832,544.38 and 4,789,662.42 is: 7,184,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887,698.63 : 20,832,544.38 = 4,789,662.42 : x
  2. Step 2: Convert to fraction form
    13,887,698.63/20,832,544.38 = 4,789,662.42/x
  3. Step 3: Cross multiply
    13,887,698.63x = 20,832,544.38 × 4,789,662.42
  4. Step 4: Simplify right side
    13,887,698.63x = 99,780,854,929,868.19
  5. Step 5: Solve for x
    x = 99,780,854,929,868.19/13,887,698.63
  6. Step 6: Final answer
    x = 7,184,837.29

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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.