Finding the Fourth Proportional to 13,327,518.11, 19,991,277.15 and 3,230,139.11
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Solution
The fourth proportional to 13,327,518.11, 19,991,277.15 and 3,230,139.11 is: 4,845,208.66
Step by Step Solution
- Step 1: Write the proportion equation
13,327,518.11 : 19,991,277.15 = 3,230,139.11 : x - Step 2: Convert to fraction form
13,327,518.11/19,991,277.15 = 3,230,139.11/x - Step 3: Cross multiply
13,327,518.11x = 19,991,277.15 × 3,230,139.11 - Step 4: Simplify right side
13,327,518.11x = 64,574,606,081,107.95 - Step 5: Solve for x
x = 64,574,606,081,107.95/13,327,518.11 - Step 6: Final answer
x = 4,845,208.66
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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.