Finding the Fourth Proportional to 37,465,142.41, 51,703,032.42 and 20,945,962.99
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Solution
The fourth proportional to 37,465,142.41, 51,703,032.42 and 20,945,962.99 is: 28,906,063.98
Step by Step Solution
- Step 1: Write the proportion equation
37,465,142.41 : 51,703,032.42 = 20,945,962.99 : x - Step 2: Convert to fraction form
37,465,142.41/51,703,032.42 = 20,945,962.99/x - Step 3: Cross multiply
37,465,142.41x = 51,703,032.42 × 20,945,962.99 - Step 4: Simplify right side
37,465,142.41x = 1,082,969,803,540,090.12 - Step 5: Solve for x
x = 1,082,969,803,540,090.12/37,465,142.41 - Step 6: Final answer
x = 28,906,063.98
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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.