Finding the Fourth Proportional to 11,583,124.70, 15,984,714.04 and 6,426,473.94
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Solution
The fourth proportional to 11,583,124.70, 15,984,714.04 and 6,426,473.94 is: 8,868,535.12
Step by Step Solution
- Step 1: Write the proportion equation
11,583,124.70 : 15,984,714.04 = 6,426,473.94 : x - Step 2: Convert to fraction form
11,583,124.70/15,984,714.04 = 6,426,473.94/x - Step 3: Cross multiply
11,583,124.70x = 15,984,714.04 × 6,426,473.94 - Step 4: Simplify right side
11,583,124.70x = 102,725,348,200,345.94 - Step 5: Solve for x
x = 102,725,348,200,345.94/11,583,124.70 - Step 6: Final answer
x = 8,868,535.12
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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.