Finding the Fourth Proportional to 6,526,527.77, 9,786,430.15 and 2,929,210.85
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Solution
The fourth proportional to 6,526,527.77, 9,786,430.15 and 2,929,210.85 is: 4,392,307.58
Step by Step Solution
- Step 1: Write the proportion equation
6,526,527.77 : 9,786,430.15 = 2,929,210.85 : x - Step 2: Convert to fraction form
6,526,527.77/9,786,430.15 = 2,929,210.85/x - Step 3: Cross multiply
6,526,527.77x = 9,786,430.15 × 2,929,210.85 - Step 4: Simplify right side
6,526,527.77x = 28,666,517,378,147.13 - Step 5: Solve for x
x = 28,666,517,378,147.13/6,526,527.77 - Step 6: Final answer
x = 4,392,307.58
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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.