Finding the Fourth Proportional to 10,920,754.08, 15,076,096.68 and 6,792,116.08
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Solution
The fourth proportional to 10,920,754.08, 15,076,096.68 and 6,792,116.08 is: 9,376,513.56
Step by Step Solution
- Step 1: Write the proportion equation
10,920,754.08 : 15,076,096.68 = 6,792,116.08 : x - Step 2: Convert to fraction form
10,920,754.08/15,076,096.68 = 6,792,116.08/x - Step 3: Cross multiply
10,920,754.08x = 15,076,096.68 × 6,792,116.08 - Step 4: Simplify right side
10,920,754.08x = 102,398,598,683,862.61 - Step 5: Solve for x
x = 102,398,598,683,862.61/10,920,754.08 - Step 6: Final answer
x = 9,376,513.56
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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.