Finding the Fourth Proportional to 7,003,706.16, 9,663,468.96 and 4,250,332.08
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Solution
The fourth proportional to 7,003,706.16, 9,663,468.96 and 4,250,332.08 is: 5,864,459.64
Step by Step Solution
- Step 1: Write the proportion equation
7,003,706.16 : 9,663,468.96 = 4,250,332.08 : x - Step 2: Convert to fraction form
7,003,706.16/9,663,468.96 = 4,250,332.08/x - Step 3: Cross multiply
7,003,706.16x = 9,663,468.96 × 4,250,332.08 - Step 4: Simplify right side
7,003,706.16x = 41,072,952,124,772.24 - Step 5: Solve for x
x = 41,072,952,124,772.24/7,003,706.16 - Step 6: Final answer
x = 5,864,459.64
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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.