Finding the Fourth Proportional to 12,371,454.61, 18,551,110.69 and 5,083,594.09
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Solution
The fourth proportional to 12,371,454.61, 18,551,110.69 and 5,083,594.09 is: 7,622,896.39
Step by Step Solution
- Step 1: Write the proportion equation
12,371,454.61 : 18,551,110.69 = 5,083,594.09 : x - Step 2: Convert to fraction form
12,371,454.61/18,551,110.69 = 5,083,594.09/x - Step 3: Cross multiply
12,371,454.61x = 18,551,110.69 × 5,083,594.09 - Step 4: Simplify right side
12,371,454.61x = 94,306,316,626,596.55 - Step 5: Solve for x
x = 94,306,316,626,596.55/12,371,454.61 - Step 6: Final answer
x = 7,622,896.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.