Home / 69,625,418.20-104,438,107.74-21,756,362.20

Finding the Fourth Proportional to 69,625,418.20, 104,438,107.74 and 21,756,362.20

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Solution

The fourth proportional to 69,625,418.20, 104,438,107.74 and 21,756,362.20 is: 32,634,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,625,418.20 : 104,438,107.74 = 21,756,362.20 : x
  2. Step 2: Convert to fraction form
    69,625,418.20/104,438,107.74 = 21,756,362.20/x
  3. Step 3: Cross multiply
    69,625,418.20x = 104,438,107.74 × 21,756,362.20
  4. Step 4: Simplify right side
    69,625,418.20x = 2,272,193,299,474,063
  5. Step 5: Solve for x
    x = 2,272,193,299,474,063/69,625,418.20
  6. Step 6: Final answer
    x = 32,634,537.19

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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.