Finding the Fourth Proportional to 6,245,792.40, 9,368,688.60 and 3,726,368.40
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Solution
The fourth proportional to 6,245,792.40, 9,368,688.60 and 3,726,368.40 is: 5,589,552.60
Step by Step Solution
- Step 1: Write the proportion equation
6,245,792.40 : 9,368,688.60 = 3,726,368.40 : x - Step 2: Convert to fraction form
6,245,792.40/9,368,688.60 = 3,726,368.40/x - Step 3: Cross multiply
6,245,792.40x = 9,368,688.60 × 3,726,368.40 - Step 4: Simplify right side
6,245,792.40x = 34,911,185,148,480.24 - Step 5: Solve for x
x = 34,911,185,148,480.24/6,245,792.40 - Step 6: Final answer
x = 5,589,552.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.