Finding the Fourth Proportional to 7,845,811.19, 11,768,699.49 and 2,088,546.11
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Solution
The fourth proportional to 7,845,811.19, 11,768,699.49 and 2,088,546.11 is: 3,132,814.56
Step by Step Solution
- Step 1: Write the proportion equation
7,845,811.19 : 11,768,699.49 = 2,088,546.11 : x - Step 2: Convert to fraction form
7,845,811.19/11,768,699.49 = 2,088,546.11/x - Step 3: Cross multiply
7,845,811.19x = 11,768,699.49 × 2,088,546.11 - Step 4: Simplify right side
7,845,811.19x = 24,579,471,539,598.48 - Step 5: Solve for x
x = 24,579,471,539,598.48/7,845,811.19 - Step 6: Final answer
x = 3,132,814.56
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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.