Finding the Fourth Proportional to 6,326,376.96, 8,730,384.54 and 3,425,767.68
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Solution
The fourth proportional to 6,326,376.96, 8,730,384.54 and 3,425,767.68 is: 4,727,550.92
Step by Step Solution
- Step 1: Write the proportion equation
6,326,376.96 : 8,730,384.54 = 3,425,767.68 : x - Step 2: Convert to fraction form
6,326,376.96/8,730,384.54 = 3,425,767.68/x - Step 3: Cross multiply
6,326,376.96x = 8,730,384.54 × 3,425,767.68 - Step 4: Simplify right side
6,326,376.96x = 29,908,269,191,103.66 - Step 5: Solve for x
x = 29,908,269,191,103.66/6,326,376.96 - Step 6: Final answer
x = 4,727,550.92
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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.