Finding the Fourth Proportional to 68,863,927.76, 95,029,149.96 and 39,474,186.32
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Solution
The fourth proportional to 68,863,927.76, 95,029,149.96 and 39,474,186.32 is: 54,472,617.14
Step by Step Solution
- Step 1: Write the proportion equation
68,863,927.76 : 95,029,149.96 = 39,474,186.32 : x - Step 2: Convert to fraction form
68,863,927.76/95,029,149.96 = 39,474,186.32/x - Step 3: Cross multiply
68,863,927.76x = 95,029,149.96 × 39,474,186.32 - Step 4: Simplify right side
68,863,927.76x = 3,751,198,371,352,260.50 - Step 5: Solve for x
x = 3,751,198,371,352,260.50/68,863,927.76 - Step 6: Final answer
x = 54,472,617.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.