Home / 14,080,889.98-19,428,297.69-7,969,318.48

Finding the Fourth Proportional to 14,080,889.98, 19,428,297.69 and 7,969,318.48

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Solution

The fourth proportional to 14,080,889.98, 19,428,297.69 and 7,969,318.48 is: 10,995,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080,889.98 : 19,428,297.69 = 7,969,318.48 : x
  2. Step 2: Convert to fraction form
    14,080,889.98/19,428,297.69 = 7,969,318.48/x
  3. Step 3: Cross multiply
    14,080,889.98x = 19,428,297.69 × 7,969,318.48
  4. Step 4: Simplify right side
    14,080,889.98x = 154,830,291,815,858.34
  5. Step 5: Solve for x
    x = 154,830,291,815,858.34/14,080,889.98
  6. Step 6: Final answer
    x = 10,995,774.56

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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.