Home / 21,389,815.44-29,517,744.24-11,600,475.84

Finding the Fourth Proportional to 21,389,815.44, 29,517,744.24 and 11,600,475.84

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Solution

The fourth proportional to 21,389,815.44, 29,517,744.24 and 11,600,475.84 is: 16,008,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,389,815.44 : 29,517,744.24 = 11,600,475.84 : x
  2. Step 2: Convert to fraction form
    21,389,815.44/29,517,744.24 = 11,600,475.84/x
  3. Step 3: Cross multiply
    21,389,815.44x = 29,517,744.24 × 11,600,475.84
  4. Step 4: Simplify right side
    21,389,815.44x = 342,419,878,907,419.12
  5. Step 5: Solve for x
    x = 342,419,878,907,419.12/21,389,815.44
  6. Step 6: Final answer
    x = 16,008,547.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.