Finding the Fourth Proportional to 10,569,178.08, 14,585,540.40 and 5,740,282.08
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Solution
The fourth proportional to 10,569,178.08, 14,585,540.40 and 5,740,282.08 is: 7,921,629.81
Step by Step Solution
- Step 1: Write the proportion equation
10,569,178.08 : 14,585,540.40 = 5,740,282.08 : x - Step 2: Convert to fraction form
10,569,178.08/14,585,540.40 = 5,740,282.08/x - Step 3: Cross multiply
10,569,178.08x = 14,585,540.40 × 5,740,282.08 - Step 4: Simplify right side
10,569,178.08x = 83,725,116,185,236.03 - Step 5: Solve for x
x = 83,725,116,185,236.03/10,569,178.08 - Step 6: Final answer
x = 7,921,629.81
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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.