Finding the Fourth Proportional to 10,666,525.26, 14,716,888.11 and 6,081,173.58
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Solution
The fourth proportional to 10,666,525.26, 14,716,888.11 and 6,081,173.58 is: 8,390,356.65
Step by Step Solution
- Step 1: Write the proportion equation
10,666,525.26 : 14,716,888.11 = 6,081,173.58 : x - Step 2: Convert to fraction form
10,666,525.26/14,716,888.11 = 6,081,173.58/x - Step 3: Cross multiply
10,666,525.26x = 14,716,888.11 × 6,081,173.58 - Step 4: Simplify right side
10,666,525.26x = 89,495,951,154,348.12 - Step 5: Solve for x
x = 89,495,951,154,348.12/10,666,525.26 - Step 6: Final answer
x = 8,390,356.65
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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.