Finding the Fourth Proportional to 11,305,242.84, 16,957,969.23 and 3,218,218.19
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Solution
The fourth proportional to 11,305,242.84, 16,957,969.23 and 3,218,218.19 is: 4,827,357.16
Step by Step Solution
- Step 1: Write the proportion equation
11,305,242.84 : 16,957,969.23 = 3,218,218.19 : x - Step 2: Convert to fraction form
11,305,242.84/16,957,969.23 = 3,218,218.19/x - Step 3: Cross multiply
11,305,242.84x = 16,957,969.23 × 3,218,218.19 - Step 4: Simplify right side
11,305,242.84x = 54,574,444,956,656.45 - Step 5: Solve for x
x = 54,574,444,956,656.45/11,305,242.84 - Step 6: Final answer
x = 4,827,357.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.