Finding the Fourth Proportional to 8,168,251.68, 12,252,374.64 and 2,184,464.16
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Solution
The fourth proportional to 8,168,251.68, 12,252,374.64 and 2,184,464.16 is: 3,276,695.47
Step by Step Solution
- Step 1: Write the proportion equation
8,168,251.68 : 12,252,374.64 = 2,184,464.16 : x - Step 2: Convert to fraction form
8,168,251.68/12,252,374.64 = 2,184,464.16/x - Step 3: Cross multiply
8,168,251.68x = 12,252,374.64 × 2,184,464.16 - Step 4: Simplify right side
8,168,251.68x = 26,764,873,275,972.91 - Step 5: Solve for x
x = 26,764,873,275,972.91/8,168,251.68 - Step 6: Final answer
x = 3,276,695.47
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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.