Finding the Fourth Proportional to 5,015,244.98, 6,920,939.22 and 2,950,483.70
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Solution
The fourth proportional to 5,015,244.98, 6,920,939.22 and 2,950,483.70 is: 4,071,609.35
Step by Step Solution
- Step 1: Write the proportion equation
5,015,244.98 : 6,920,939.22 = 2,950,483.70 : x - Step 2: Convert to fraction form
5,015,244.98/6,920,939.22 = 2,950,483.70/x - Step 3: Cross multiply
5,015,244.98x = 6,920,939.22 × 2,950,483.70 - Step 4: Simplify right side
5,015,244.98x = 20,420,118,357,300.71 - Step 5: Solve for x
x = 20,420,118,357,300.71/5,015,244.98 - Step 6: Final answer
x = 4,071,609.35
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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.