Finding the Fourth Proportional to 63,746,821.80, 95,620,232.70 and 49,876,211.70
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Solution
The fourth proportional to 63,746,821.80, 95,620,232.70 and 49,876,211.70 is: 74,814,317.55
Step by Step Solution
- Step 1: Write the proportion equation
63,746,821.80 : 95,620,232.70 = 49,876,211.70 : x - Step 2: Convert to fraction form
63,746,821.80/95,620,232.70 = 49,876,211.70/x - Step 3: Cross multiply
63,746,821.80x = 95,620,232.70 × 49,876,211.70 - Step 4: Simplify right side
63,746,821.80x = 4,769,174,968,948,463 - Step 5: Solve for x
x = 4,769,174,968,948,463/63,746,821.80 - Step 6: Final answer
x = 74,814,317.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.