Finding the Fourth Proportional to 38,772,513.96, 58,159,373.73 and 11,481,566.99
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Solution
The fourth proportional to 38,772,513.96, 58,159,373.73 and 11,481,566.99 is: 17,222,528.98
Step by Step Solution
- Step 1: Write the proportion equation
38,772,513.96 : 58,159,373.73 = 11,481,566.99 : x - Step 2: Convert to fraction form
38,772,513.96/58,159,373.73 = 11,481,566.99/x - Step 3: Cross multiply
38,772,513.96x = 58,159,373.73 × 11,481,566.99 - Step 4: Simplify right side
38,772,513.96x = 667,760,745,243,588.38 - Step 5: Solve for x
x = 667,760,745,243,588.38/38,772,513.96 - Step 6: Final answer
x = 17,222,528.98
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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.