Finding the Fourth Proportional to 7,413,095.43, 10,229,993.55 and 4,149,936.99
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Solution
The fourth proportional to 7,413,095.43, 10,229,993.55 and 4,149,936.99 is: 5,726,869.30
Step by Step Solution
- Step 1: Write the proportion equation
7,413,095.43 : 10,229,993.55 = 4,149,936.99 : x - Step 2: Convert to fraction form
7,413,095.43/10,229,993.55 = 4,149,936.99/x - Step 3: Cross multiply
7,413,095.43x = 10,229,993.55 × 4,149,936.99 - Step 4: Simplify right side
7,413,095.43x = 42,453,828,640,606.42 - Step 5: Solve for x
x = 42,453,828,640,606.42/7,413,095.43 - Step 6: Final answer
x = 5,726,869.30
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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.