Finding the Fourth Proportional to 8,316,196.96, 12,474,741.90 and 2,636,864.08
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Solution
The fourth proportional to 8,316,196.96, 12,474,741.90 and 2,636,864.08 is: 3,955,437.68
Step by Step Solution
- Step 1: Write the proportion equation
8,316,196.96 : 12,474,741.90 = 2,636,864.08 : x - Step 2: Convert to fraction form
8,316,196.96/12,474,741.90 = 2,636,864.08/x - Step 3: Cross multiply
8,316,196.96x = 12,474,741.90 × 2,636,864.08 - Step 4: Simplify right side
8,316,196.96x = 32,894,198,823,380.95 - Step 5: Solve for x
x = 32,894,198,823,380.95/8,316,196.96 - Step 6: Final answer
x = 3,955,437.68
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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.