Finding the Fourth Proportional to 41,940,663.18, 57,848,301.06 and 27,994,987.08
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Solution
The fourth proportional to 41,940,663.18, 57,848,301.06 and 27,994,987.08 is: 38,613,181.53
Step by Step Solution
- Step 1: Write the proportion equation
41,940,663.18 : 57,848,301.06 = 27,994,987.08 : x - Step 2: Convert to fraction form
41,940,663.18/57,848,301.06 = 27,994,987.08/x - Step 3: Cross multiply
41,940,663.18x = 57,848,301.06 × 27,994,987.08 - Step 4: Simplify right side
41,940,663.18x = 1,619,462,440,774,650.25 - Step 5: Solve for x
x = 1,619,462,440,774,650.25/41,940,663.18 - Step 6: Final answer
x = 38,613,181.53
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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.