Finding the Fourth Proportional to 49,854,847.80, 74,789,270.10 and 15,772,639.80
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Solution
The fourth proportional to 49,854,847.80, 74,789,270.10 and 15,772,639.80 is: 23,661,173.79
Step by Step Solution
- Step 1: Write the proportion equation
49,854,847.80 : 74,789,270.10 = 15,772,639.80 : x - Step 2: Convert to fraction form
49,854,847.80/74,789,270.10 = 15,772,639.80/x - Step 3: Cross multiply
49,854,847.80x = 74,789,270.10 × 15,772,639.80 - Step 4: Simplify right side
49,854,847.80x = 1,179,624,218,192,210 - Step 5: Solve for x
x = 1,179,624,218,192,210/49,854,847.80 - Step 6: Final answer
x = 23,661,173.79
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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.