Finding the Fourth Proportional to 11,125,556.50, 16,687,688.34 and 3,344,302.74
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Solution
The fourth proportional to 11,125,556.50, 16,687,688.34 and 3,344,302.74 is: 5,016,259.80
Step by Step Solution
- Step 1: Write the proportion equation
11,125,556.50 : 16,687,688.34 = 3,344,302.74 : x - Step 2: Convert to fraction form
11,125,556.50/16,687,688.34 = 3,344,302.74/x - Step 3: Cross multiply
11,125,556.50x = 16,687,688.34 × 3,344,302.74 - Step 4: Simplify right side
11,125,556.50x = 55,808,681,820,979.77 - Step 5: Solve for x
x = 55,808,681,820,979.77/11,125,556.50 - Step 6: Final answer
x = 5,016,259.80
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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.