Finding the Fourth Proportional to 10,627,342.65, 14,664,521.75 and 5,980,230.09
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Solution
The fourth proportional to 10,627,342.65, 14,664,521.75 and 5,980,230.09 is: 8,252,036.01
Step by Step Solution
- Step 1: Write the proportion equation
10,627,342.65 : 14,664,521.75 = 5,980,230.09 : x - Step 2: Convert to fraction form
10,627,342.65/14,664,521.75 = 5,980,230.09/x - Step 3: Cross multiply
10,627,342.65x = 14,664,521.75 × 5,980,230.09 - Step 4: Simplify right side
10,627,342.65x = 87,697,214,194,908.30 - Step 5: Solve for x
x = 87,697,214,194,908.30/10,627,342.65 - Step 6: Final answer
x = 8,252,036.01
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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.