Finding the Fourth Proportional to 5,572,765.07, 7,683,296.51 and 3,609,173.94
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Solution
The fourth proportional to 5,572,765.07, 7,683,296.51 and 3,609,173.94 is: 4,976,049.26
Step by Step Solution
- Step 1: Write the proportion equation
5,572,765.07 : 7,683,296.51 = 3,609,173.94 : x - Step 2: Convert to fraction form
5,572,765.07/7,683,296.51 = 3,609,173.94/x - Step 3: Cross multiply
5,572,765.07x = 7,683,296.51 × 3,609,173.94 - Step 4: Simplify right side
5,572,765.07x = 27,730,353,517,395.52 - Step 5: Solve for x
x = 27,730,353,517,395.52/5,572,765.07 - Step 6: Final answer
x = 4,976,049.26
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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.