Finding the Fourth Proportional to 7,569,057.76, 11,358,601.09 and 4,159,725.23
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Solution
The fourth proportional to 7,569,057.76, 11,358,601.09 and 4,159,725.23 is: 6,242,343.64
Step by Step Solution
- Step 1: Write the proportion equation
7,569,057.76 : 11,358,601.09 = 4,159,725.23 : x - Step 2: Convert to fraction form
7,569,057.76/11,358,601.09 = 4,159,725.23/x - Step 3: Cross multiply
7,569,057.76x = 11,358,601.09 × 4,159,725.23 - Step 4: Simplify right side
7,569,057.76x = 47,248,659,572,974.15 - Step 5: Solve for x
x = 47,248,659,572,974.15/7,569,057.76 - Step 6: Final answer
x = 6,242,343.64
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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.