Finding the Fourth Proportional to 68,029,759.92, 102,046,410 and 19,505,653.68
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Solution
The fourth proportional to 68,029,759.92, 102,046,410 and 19,505,653.68 is: 29,258,988.05
Step by Step Solution
- Step 1: Write the proportion equation
68,029,759.92 : 102,046,410 = 19,505,653.68 : x - Step 2: Convert to fraction form
68,029,759.92/102,046,410 = 19,505,653.68/x - Step 3: Cross multiply
68,029,759.92x = 102,046,410 × 19,505,653.68 - Step 4: Simplify right side
68,029,759.92x = 1,990,481,932,747,288.75 - Step 5: Solve for x
x = 1,990,481,932,747,288.75/68,029,759.92 - Step 6: Final answer
x = 29,258,988.05
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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.