Finding the Fourth Proportional to 48,117,371.68, 66,395,854.48 and 27,492,153.76
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Solution
The fourth proportional to 48,117,371.68, 66,395,854.48 and 27,492,153.76 is: 37,935,676.38
Step by Step Solution
- Step 1: Write the proportion equation
48,117,371.68 : 66,395,854.48 = 27,492,153.76 : x - Step 2: Convert to fraction form
48,117,371.68/66,395,854.48 = 27,492,153.76/x - Step 3: Cross multiply
48,117,371.68x = 66,395,854.48 × 27,492,153.76 - Step 4: Simplify right side
48,117,371.68x = 1,825,365,040,390,744.75 - Step 5: Solve for x
x = 1,825,365,040,390,744.75/48,117,371.68 - Step 6: Final answer
x = 37,935,676.38
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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.