Finding the Fourth Proportional to 7,574,888.67, 11,363,930.75 and 2,456,921.09
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Solution
The fourth proportional to 7,574,888.67, 11,363,930.75 and 2,456,921.09 is: 3,685,899.86
Step by Step Solution
- Step 1: Write the proportion equation
7,574,888.67 : 11,363,930.75 = 2,456,921.09 : x - Step 2: Convert to fraction form
7,574,888.67/11,363,930.75 = 2,456,921.09/x - Step 3: Cross multiply
7,574,888.67x = 11,363,930.75 × 2,456,921.09 - Step 4: Simplify right side
7,574,888.67x = 27,920,281,055,870.26 - Step 5: Solve for x
x = 27,920,281,055,870.26/7,574,888.67 - Step 6: Final answer
x = 3,685,899.86
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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.