Home / 21,437,443.14-29,583,780.94-11,647,912.32

Finding the Fourth Proportional to 21,437,443.14, 29,583,780.94 and 11,647,912.32

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Solution

The fourth proportional to 21,437,443.14, 29,583,780.94 and 11,647,912.32 is: 16,074,178.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,437,443.14 : 29,583,780.94 = 11,647,912.32 : x
  2. Step 2: Convert to fraction form
    21,437,443.14/29,583,780.94 = 11,647,912.32/x
  3. Step 3: Cross multiply
    21,437,443.14x = 29,583,780.94 × 11,647,912.32
  4. Step 4: Simplify right side
    21,437,443.14x = 344,589,286,483,207.19
  5. Step 5: Solve for x
    x = 344,589,286,483,207.19/21,437,443.14
  6. Step 6: Final answer
    x = 16,074,178.45

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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.