Home / 21,344,243.64-29,455,049.88-11,554,680.64

Finding the Fourth Proportional to 21,344,243.64, 29,455,049.88 and 11,554,680.64

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Solution

The fourth proportional to 21,344,243.64, 29,455,049.88 and 11,554,680.64 is: 15,945,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,344,243.64 : 29,455,049.88 = 11,554,680.64 : x
  2. Step 2: Convert to fraction form
    21,344,243.64/29,455,049.88 = 11,554,680.64/x
  3. Step 3: Cross multiply
    21,344,243.64x = 29,455,049.88 × 11,554,680.64
  4. Step 4: Simplify right side
    21,344,243.64x = 340,343,694,598,670.31
  5. Step 5: Solve for x
    x = 340,343,694,598,670.31/21,344,243.64
  6. Step 6: Final answer
    x = 15,945,455.85

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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.