Finding the Fourth Proportional to 34,953,629.67, 52,394,068.62 and 19,578,378.15
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Solution
The fourth proportional to 34,953,629.67, 52,394,068.62 and 19,578,378.15 is: 29,347,192.21
Step by Step Solution
- Step 1: Write the proportion equation
34,953,629.67 : 52,394,068.62 = 19,578,378.15 : x - Step 2: Convert to fraction form
34,953,629.67/52,394,068.62 = 19,578,378.15/x - Step 3: Cross multiply
34,953,629.67x = 52,394,068.62 × 19,578,378.15 - Step 4: Simplify right side
34,953,629.67x = 1,025,790,888,259,408.50 - Step 5: Solve for x
x = 1,025,790,888,259,408.50/34,953,629.67 - Step 6: Final answer
x = 29,347,192.21
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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.