Finding the Fourth Proportional to 68,368,928.75, 102,569,707.69 and 22,310,883.25
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Solution
The fourth proportional to 68,368,928.75, 102,569,707.69 and 22,310,883.25 is: 33,471,648.82
Step by Step Solution
- Step 1: Write the proportion equation
68,368,928.75 : 102,569,707.69 = 22,310,883.25 : x - Step 2: Convert to fraction form
68,368,928.75/102,569,707.69 = 22,310,883.25/x - Step 3: Cross multiply
68,368,928.75x = 102,569,707.69 × 22,310,883.25 - Step 4: Simplify right side
68,368,928.75x = 2,288,420,773,522,970.50 - Step 5: Solve for x
x = 2,288,420,773,522,970.50/68,368,928.75 - Step 6: Final answer
x = 33,471,648.82
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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.