Finding the Fourth Proportional to 6,365,935.50, 8,784,991.99 and 3,465,348.08
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Solution
The fourth proportional to 6,365,935.50, 8,784,991.99 and 3,465,348.08 is: 4,782,180.89
Step by Step Solution
- Step 1: Write the proportion equation
6,365,935.50 : 8,784,991.99 = 3,465,348.08 : x - Step 2: Convert to fraction form
6,365,935.50/8,784,991.99 = 3,465,348.08/x - Step 3: Cross multiply
6,365,935.50x = 8,784,991.99 × 3,465,348.08 - Step 4: Simplify right side
6,365,935.50x = 30,443,055,085,768.61 - Step 5: Solve for x
x = 30,443,055,085,768.61/6,365,935.50 - Step 6: Final answer
x = 4,782,180.89
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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.