Finding the Fourth Proportional to 9,862,959.48, 13,611,304.44 and 5,512,045.68
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Solution
The fourth proportional to 9,862,959.48, 13,611,304.44 and 5,512,045.68 is: 7,606,857.96
Step by Step Solution
- Step 1: Write the proportion equation
9,862,959.48 : 13,611,304.44 = 5,512,045.68 : x - Step 2: Convert to fraction form
9,862,959.48/13,611,304.44 = 5,512,045.68/x - Step 3: Cross multiply
9,862,959.48x = 13,611,304.44 × 5,512,045.68 - Step 4: Simplify right side
9,862,959.48x = 75,026,131,837,666.81 - Step 5: Solve for x
x = 75,026,131,837,666.81/9,862,959.48 - Step 6: Final answer
x = 7,606,857.96
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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.