Finding the Fourth Proportional to 5,351,098.29, 7,381,427.37 and 3,415,176.83
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Solution
The fourth proportional to 5,351,098.29, 7,381,427.37 and 3,415,176.83 is: 4,710,973.02
Step by Step Solution
- Step 1: Write the proportion equation
5,351,098.29 : 7,381,427.37 = 3,415,176.83 : x - Step 2: Convert to fraction form
5,351,098.29/7,381,427.37 = 3,415,176.83/x - Step 3: Cross multiply
5,351,098.29x = 7,381,427.37 × 3,415,176.83 - Step 4: Simplify right side
5,351,098.29x = 25,208,879,689,444.70 - Step 5: Solve for x
x = 25,208,879,689,444.70/5,351,098.29 - Step 6: Final answer
x = 4,710,973.02
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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.