Finding the Fourth Proportional to 11,736,451.60, 17,602,787.64 and 3,214,794.96
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Solution
The fourth proportional to 11,736,451.60, 17,602,787.64 and 3,214,794.96 is: 4,821,674.81
Step by Step Solution
- Step 1: Write the proportion equation
11,736,451.60 : 17,602,787.64 = 3,214,794.96 : x - Step 2: Convert to fraction form
11,736,451.60/17,602,787.64 = 3,214,794.96/x - Step 3: Cross multiply
11,736,451.60x = 17,602,787.64 × 3,214,794.96 - Step 4: Simplify right side
11,736,451.60x = 56,589,352,987,022.30 - Step 5: Solve for x
x = 56,589,352,987,022.30/11,736,451.60 - Step 6: Final answer
x = 4,821,674.81
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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.