Finding the Fourth Proportional to 8,169,021.54, 11,273,154.62 and 4,497,860.16
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Solution
The fourth proportional to 8,169,021.54, 11,273,154.62 and 4,497,860.16 is: 6,206,994.65
Step by Step Solution
- Step 1: Write the proportion equation
8,169,021.54 : 11,273,154.62 = 4,497,860.16 : x - Step 2: Convert to fraction form
8,169,021.54/11,273,154.62 = 4,497,860.16/x - Step 3: Cross multiply
8,169,021.54x = 11,273,154.62 × 4,497,860.16 - Step 4: Simplify right side
8,169,021.54x = 50,705,073,020,328.64 - Step 5: Solve for x
x = 50,705,073,020,328.64/8,169,021.54 - Step 6: Final answer
x = 6,206,994.65
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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.