Finding the Fourth Proportional to 5,737,968, 7,918,395.84 and 3,159,642.63
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Solution
The fourth proportional to 5,737,968, 7,918,395.84 and 3,159,642.63 is: 4,360,306.83
Step by Step Solution
- Step 1: Write the proportion equation
5,737,968 : 7,918,395.84 = 3,159,642.63 : x - Step 2: Convert to fraction form
5,737,968/7,918,395.84 = 3,159,642.63/x - Step 3: Cross multiply
5,737,968x = 7,918,395.84 × 3,159,642.63 - Step 4: Simplify right side
5,737,968x = 25,019,301,057,278.66 - Step 5: Solve for x
x = 25,019,301,057,278.66/5,737,968 - Step 6: Final answer
x = 4,360,306.83
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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.