Finding the Fourth Proportional to 27,750,744.96, 38,291,459.52 and 17,430,116.48
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Solution
The fourth proportional to 27,750,744.96, 38,291,459.52 and 17,430,116.48 is: 24,050,691.27
Step by Step Solution
- Step 1: Write the proportion equation
27,750,744.96 : 38,291,459.52 = 17,430,116.48 : x - Step 2: Convert to fraction form
27,750,744.96/38,291,459.52 = 17,430,116.48/x - Step 3: Cross multiply
27,750,744.96x = 38,291,459.52 × 17,430,116.48 - Step 4: Simplify right side
27,750,744.96x = 667,424,599,622,805 - Step 5: Solve for x
x = 667,424,599,622,805/27,750,744.96 - Step 6: Final answer
x = 24,050,691.27
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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.