Finding the Fourth Proportional to 6,439,030.29, 8,883,924.03 and 3,859,769.97
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Solution
The fourth proportional to 6,439,030.29, 8,883,924.03 and 3,859,769.97 is: 5,325,320.99
Step by Step Solution
- Step 1: Write the proportion equation
6,439,030.29 : 8,883,924.03 = 3,859,769.97 : x - Step 2: Convert to fraction form
6,439,030.29/8,883,924.03 = 3,859,769.97/x - Step 3: Cross multiply
6,439,030.29x = 8,883,924.03 × 3,859,769.97 - Step 4: Simplify right side
6,439,030.29x = 34,289,903,186,755.38 - Step 5: Solve for x
x = 34,289,903,186,755.38/6,439,030.29 - Step 6: Final answer
x = 5,325,320.99
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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.