Finding the Fourth Proportional to 8,566,135.75, 12,849,553.55 and 2,176,552.81
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Solution
The fourth proportional to 8,566,135.75, 12,849,553.55 and 2,176,552.81 is: 3,264,918.13
Step by Step Solution
- Step 1: Write the proportion equation
8,566,135.75 : 12,849,553.55 = 2,176,552.81 : x - Step 2: Convert to fraction form
8,566,135.75/12,849,553.55 = 2,176,552.81/x - Step 3: Cross multiply
8,566,135.75x = 12,849,553.55 × 2,176,552.81 - Step 4: Simplify right side
8,566,135.75x = 27,967,731,886,497.98 - Step 5: Solve for x
x = 27,967,731,886,497.98/8,566,135.75 - Step 6: Final answer
x = 3,264,918.13
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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.