Finding the Fourth Proportional to 11,998,982.88, 16,558,585.68 and 6,773,091.06
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Solution
The fourth proportional to 11,998,982.88, 16,558,585.68 and 6,773,091.06 is: 9,346,859.63
Step by Step Solution
- Step 1: Write the proportion equation
11,998,982.88 : 16,558,585.68 = 6,773,091.06 : x - Step 2: Convert to fraction form
11,998,982.88/16,558,585.68 = 6,773,091.06/x - Step 3: Cross multiply
11,998,982.88x = 16,558,585.68 × 6,773,091.06 - Step 4: Simplify right side
11,998,982.88x = 112,152,808,635,452.02 - Step 5: Solve for x
x = 112,152,808,635,452.02/11,998,982.88 - Step 6: Final answer
x = 9,346,859.63
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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.