Finding the Fourth Proportional to 5,917,461.80, 8,875,536.60 and 4,850,643.20
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Solution
The fourth proportional to 5,917,461.80, 8,875,536.60 and 4,850,643.20 is: 7,275,426.98
Step by Step Solution
- Step 1: Write the proportion equation
5,917,461.80 : 8,875,536.60 = 4,850,643.20 : x - Step 2: Convert to fraction form
5,917,461.80/8,875,536.60 = 4,850,643.20/x - Step 3: Cross multiply
5,917,461.80x = 8,875,536.60 × 4,850,643.20 - Step 4: Simplify right side
5,917,461.80x = 43,052,061,255,141.12 - Step 5: Solve for x
x = 43,052,061,255,141.12/5,917,461.80 - Step 6: Final answer
x = 7,275,426.98
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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.