Finding the Fourth Proportional to 10,106,472.06, 15,167,569.40 and 7,054,007.84
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Solution
The fourth proportional to 10,106,472.06, 15,167,569.40 and 7,054,007.84 is: 10,586,498.70
Step by Step Solution
- Step 1: Write the proportion equation
10,106,472.06 : 15,167,569.40 = 7,054,007.84 : x - Step 2: Convert to fraction form
10,106,472.06/15,167,569.40 = 7,054,007.84/x - Step 3: Cross multiply
10,106,472.06x = 15,167,569.40 × 7,054,007.84 - Step 4: Simplify right side
10,106,472.06x = 106,992,153,350,236.20 - Step 5: Solve for x
x = 106,992,153,350,236.20/10,106,472.06 - Step 6: Final answer
x = 10,586,498.70
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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.