Finding the Fourth Proportional to 13,623,166.92, 18,804,525.97 and 8,118,268
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Solution
The fourth proportional to 13,623,166.92, 18,804,525.97 and 8,118,268 is: 11,205,924.61
Step by Step Solution
- Step 1: Write the proportion equation
13,623,166.92 : 18,804,525.97 = 8,118,268 : x - Step 2: Convert to fraction form
13,623,166.92/18,804,525.97 = 8,118,268/x - Step 3: Cross multiply
13,623,166.92x = 18,804,525.97 × 8,118,268 - Step 4: Simplify right side
13,623,166.92x = 152,660,181,437,419.94 - Step 5: Solve for x
x = 152,660,181,437,419.94/13,623,166.92 - Step 6: Final answer
x = 11,205,924.61
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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.