Finding the Fourth Proportional to 7,636,230.56, 11,451,925.56 and 2,586,360.08
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Solution
The fourth proportional to 7,636,230.56, 11,451,925.56 and 2,586,360.08 is: 3,878,720.38
Step by Step Solution
- Step 1: Write the proportion equation
7,636,230.56 : 11,451,925.56 = 2,586,360.08 : x - Step 2: Convert to fraction form
7,636,230.56/11,451,925.56 = 2,586,360.08/x - Step 3: Cross multiply
7,636,230.56x = 11,451,925.56 × 2,586,360.08 - Step 4: Simplify right side
7,636,230.56x = 29,618,803,107,515.65 - Step 5: Solve for x
x = 29,618,803,107,515.65/7,636,230.56 - Step 6: Final answer
x = 3,878,720.38
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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.