Finding the Fourth Proportional to 5,305,845.94, 7,316,865.68 and 3,368,743.49
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Solution
The fourth proportional to 5,305,845.94, 7,316,865.68 and 3,368,743.49 is: 4,645,563.39
Step by Step Solution
- Step 1: Write the proportion equation
5,305,845.94 : 7,316,865.68 = 3,368,743.49 : x - Step 2: Convert to fraction form
5,305,845.94/7,316,865.68 = 3,368,743.49/x - Step 3: Cross multiply
5,305,845.94x = 7,316,865.68 × 3,368,743.49 - Step 4: Simplify right side
5,305,845.94x = 24,648,643,628,152.87 - Step 5: Solve for x
x = 24,648,643,628,152.87/5,305,845.94 - Step 6: Final answer
x = 4,645,563.39
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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.