Finding the Fourth Proportional to 6,696,387.70, 10,046,914.35 and 2,912,586.10
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Solution
The fourth proportional to 6,696,387.70, 10,046,914.35 and 2,912,586.10 is: 4,369,893.80
Step by Step Solution
- Step 1: Write the proportion equation
6,696,387.70 : 10,046,914.35 = 2,912,586.10 : x - Step 2: Convert to fraction form
6,696,387.70/10,046,914.35 = 2,912,586.10/x - Step 3: Cross multiply
6,696,387.70x = 10,046,914.35 × 2,912,586.10 - Step 4: Simplify right side
6,696,387.70x = 29,262,503,083,700.54 - Step 5: Solve for x
x = 29,262,503,083,700.54/6,696,387.70 - Step 6: Final answer
x = 4,369,893.80
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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.