Finding the Fourth Proportional to 7,413,106.43, 10,230,008.73 and 4,149,947.99
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Solution
The fourth proportional to 7,413,106.43, 10,230,008.73 and 4,149,947.99 is: 5,726,884.48
Step by Step Solution
- Step 1: Write the proportion equation
7,413,106.43 : 10,230,008.73 = 4,149,947.99 : x - Step 2: Convert to fraction form
7,413,106.43/10,230,008.73 = 4,149,947.99/x - Step 3: Cross multiply
7,413,106.43x = 10,230,008.73 × 4,149,947.99 - Step 4: Simplify right side
7,413,106.43x = 42,454,004,166,745.95 - Step 5: Solve for x
x = 42,454,004,166,745.95/7,413,106.43 - Step 6: Final answer
x = 5,726,884.48
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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.