Finding the Fourth Proportional to 27,283,916.10, 37,652,695.38 and 14,894,670.12
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Solution
The fourth proportional to 27,283,916.10, 37,652,695.38 and 14,894,670.12 is: 20,555,131.26
Step by Step Solution
- Step 1: Write the proportion equation
27,283,916.10 : 37,652,695.38 = 14,894,670.12 : x - Step 2: Convert to fraction form
27,283,916.10/37,652,695.38 = 14,894,670.12/x - Step 3: Cross multiply
27,283,916.10x = 37,652,695.38 × 14,894,670.12 - Step 4: Simplify right side
27,283,916.10x = 560,824,476,813,948.06 - Step 5: Solve for x
x = 560,824,476,813,948.06/27,283,916.10 - Step 6: Final answer
x = 20,555,131.26
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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.