Finding the Fourth Proportional to 6,876,433.44, 10,316,263.68 and 6,762,184.56
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Solution
The fourth proportional to 6,876,433.44, 10,316,263.68 and 6,762,184.56 is: 10,144,863.55
Step by Step Solution
- Step 1: Write the proportion equation
6,876,433.44 : 10,316,263.68 = 6,762,184.56 : x - Step 2: Convert to fraction form
6,876,433.44/10,316,263.68 = 6,762,184.56/x - Step 3: Cross multiply
6,876,433.44x = 10,316,263.68 × 6,762,184.56 - Step 4: Simplify right side
6,876,433.44x = 69,760,478,973,784.77 - Step 5: Solve for x
x = 69,760,478,973,784.77/6,876,433.44 - Step 6: Final answer
x = 10,144,863.55
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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.