Finding the Fourth Proportional to 13,844,610.81, 19,106,462.84 and 7,649,658.27
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Solution
The fourth proportional to 13,844,610.81, 19,106,462.84 and 7,649,658.27 is: 10,557,025.65
Step by Step Solution
- Step 1: Write the proportion equation
13,844,610.81 : 19,106,462.84 = 7,649,658.27 : x - Step 2: Convert to fraction form
13,844,610.81/19,106,462.84 = 7,649,658.27/x - Step 3: Cross multiply
13,844,610.81x = 19,106,462.84 × 7,649,658.27 - Step 4: Simplify right side
13,844,610.81x = 146,157,911,436,205.41 - Step 5: Solve for x
x = 146,157,911,436,205.41/13,844,610.81 - Step 6: Final answer
x = 10,557,025.65
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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.