Finding the Fourth Proportional to 10,703,876.63, 14,771,357.34 and 5,809,097.55
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Solution
The fourth proportional to 10,703,876.63, 14,771,357.34 and 5,809,097.55 is: 8,016,558.75
Step by Step Solution
- Step 1: Write the proportion equation
10,703,876.63 : 14,771,357.34 = 5,809,097.55 : x - Step 2: Convert to fraction form
10,703,876.63/14,771,357.34 = 5,809,097.55/x - Step 3: Cross multiply
10,703,876.63x = 14,771,357.34 × 5,809,097.55 - Step 4: Simplify right side
10,703,876.63x = 85,808,255,767,576.98 - Step 5: Solve for x
x = 85,808,255,767,576.98/10,703,876.63 - Step 6: Final answer
x = 8,016,558.75
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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.