Finding the Fourth Proportional to 7,273,054.63, 10,909,636.61 and 3,228,455.10
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Solution
The fourth proportional to 7,273,054.63, 10,909,636.61 and 3,228,455.10 is: 4,842,706.92
Step by Step Solution
- Step 1: Write the proportion equation
7,273,054.63 : 10,909,636.61 = 3,228,455.10 : x - Step 2: Convert to fraction form
7,273,054.63/10,909,636.61 = 3,228,455.10/x - Step 3: Cross multiply
7,273,054.63x = 10,909,636.61 × 3,228,455.10 - Step 4: Simplify right side
7,273,054.63x = 35,221,271,952,701.21 - Step 5: Solve for x
x = 35,221,271,952,701.21/7,273,054.63 - Step 6: Final answer
x = 4,842,706.92
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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.