Finding the Fourth Proportional to 9,052,277.63, 12,492,207.99 and 4,922,279.19
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Solution
The fourth proportional to 9,052,277.63, 12,492,207.99 and 4,922,279.19 is: 6,792,780.55
Step by Step Solution
- Step 1: Write the proportion equation
9,052,277.63 : 12,492,207.99 = 4,922,279.19 : x - Step 2: Convert to fraction form
9,052,277.63/12,492,207.99 = 4,922,279.19/x - Step 3: Cross multiply
9,052,277.63x = 12,492,207.99 × 4,922,279.19 - Step 4: Simplify right side
9,052,277.63x = 61,490,135,426,328.73 - Step 5: Solve for x
x = 61,490,135,426,328.73/9,052,277.63 - Step 6: Final answer
x = 6,792,780.55
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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.