Finding the Fourth Proportional to 6,442,143.08, 8,889,629.00 and 3,792,569.99
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Solution
The fourth proportional to 6,442,143.08, 8,889,629.00 and 3,792,569.99 is: 5,233,435.48
Step by Step Solution
- Step 1: Write the proportion equation
6,442,143.08 : 8,889,629.00 = 3,792,569.99 : x - Step 2: Convert to fraction form
6,442,143.08/8,889,629.00 = 3,792,569.99/x - Step 3: Cross multiply
6,442,143.08x = 8,889,629.00 × 3,792,569.99 - Step 4: Simplify right side
6,442,143.08x = 33,714,540,104,222.71 - Step 5: Solve for x
x = 33,714,540,104,222.71/6,442,143.08 - Step 6: Final answer
x = 5,233,435.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.