Finding the Fourth Proportional to 16,192,322.24, 22,330,934.52 and 13,434,641.60
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Solution
The fourth proportional to 16,192,322.24, 22,330,934.52 and 13,434,641.60 is: 18,527,799.62
Step by Step Solution
- Step 1: Write the proportion equation
16,192,322.24 : 22,330,934.52 = 13,434,641.60 : x - Step 2: Convert to fraction form
16,192,322.24/22,330,934.52 = 13,434,641.60/x - Step 3: Cross multiply
16,192,322.24x = 22,330,934.52 × 13,434,641.60 - Step 4: Simplify right side
16,192,322.24x = 300,008,101,869,268 - Step 5: Solve for x
x = 300,008,101,869,268/16,192,322.24 - Step 6: Final answer
x = 18,527,799.62
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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.