Finding the Fourth Proportional to 7,473,850.17, 10,313,913.05 and 4,036,090.92
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Solution
The fourth proportional to 7,473,850.17, 10,313,913.05 and 4,036,090.92 is: 5,569,805.37
Step by Step Solution
- Step 1: Write the proportion equation
7,473,850.17 : 10,313,913.05 = 4,036,090.92 : x - Step 2: Convert to fraction form
7,473,850.17/10,313,913.05 = 4,036,090.92/x - Step 3: Cross multiply
7,473,850.17x = 10,313,913.05 × 4,036,090.92 - Step 4: Simplify right side
7,473,850.17x = 41,627,890,810,774.51 - Step 5: Solve for x
x = 41,627,890,810,774.51/7,473,850.17 - Step 6: Final answer
x = 5,569,805.37
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1.5x scale
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.