Finding the Fourth Proportional to 9,322,312.68, 12,865,437.97 and 5,651,383.97
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Solution
The fourth proportional to 9,322,312.68, 12,865,437.97 and 5,651,383.97 is: 7,799,301.79
Step by Step Solution
- Step 1: Write the proportion equation
9,322,312.68 : 12,865,437.97 = 5,651,383.97 : x - Step 2: Convert to fraction form
9,322,312.68/12,865,437.97 = 5,651,383.97/x - Step 3: Cross multiply
9,322,312.68x = 12,865,437.97 × 5,651,383.97 - Step 4: Simplify right side
9,322,312.68x = 72,707,529,928,722.47 - Step 5: Solve for x
x = 72,707,529,928,722.47/9,322,312.68 - Step 6: Final answer
x = 7,799,301.79
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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.