Finding the Fourth Proportional to 18,185,168.49, 25,095,176.84 and 9,925,289.99
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Solution
The fourth proportional to 18,185,168.49, 25,095,176.84 and 9,925,289.99 is: 13,696,706.07
Step by Step Solution
- Step 1: Write the proportion equation
18,185,168.49 : 25,095,176.84 = 9,925,289.99 : x - Step 2: Convert to fraction form
18,185,168.49/25,095,176.84 = 9,925,289.99/x - Step 3: Cross multiply
18,185,168.49x = 25,095,176.84 × 9,925,289.99 - Step 4: Simplify right side
18,185,168.49x = 249,076,907,606,664.53 - Step 5: Solve for x
x = 249,076,907,606,664.53/18,185,168.49 - Step 6: Final answer
x = 13,696,706.07
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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.