Finding the Fourth Proportional to 5,015,578.52, 6,923,617.34 and 3,386,193.08
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Solution
The fourth proportional to 5,015,578.52, 6,923,617.34 and 3,386,193.08 is: 4,674,377.05
Step by Step Solution
- Step 1: Write the proportion equation
5,015,578.52 : 6,923,617.34 = 3,386,193.08 : x - Step 2: Convert to fraction form
5,015,578.52/6,923,617.34 = 3,386,193.08/x - Step 3: Cross multiply
5,015,578.52x = 6,923,617.34 × 3,386,193.08 - Step 4: Simplify right side
5,015,578.52x = 23,444,705,125,276.01 - Step 5: Solve for x
x = 23,444,705,125,276.01/5,015,578.52 - Step 6: Final answer
x = 4,674,377.05
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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.