Finding the Fourth Proportional to 6,249,525.51, 8,620,872.79 and 3,635,735.97
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Solution
The fourth proportional to 6,249,525.51, 8,620,872.79 and 3,635,735.97 is: 5,015,295.52
Step by Step Solution
- Step 1: Write the proportion equation
6,249,525.51 : 8,620,872.79 = 3,635,735.97 : x - Step 2: Convert to fraction form
6,249,525.51/8,620,872.79 = 3,635,735.97/x - Step 3: Cross multiply
6,249,525.51x = 8,620,872.79 × 3,635,735.97 - Step 4: Simplify right side
6,249,525.51x = 31,343,217,295,397.25 - Step 5: Solve for x
x = 31,343,217,295,397.25/6,249,525.51 - Step 6: Final answer
x = 5,015,295.52
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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.