Finding the Fourth Proportional to 7,509,673.51, 10,363,553.21 and 4,246,976.14
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Solution
The fourth proportional to 7,509,673.51, 10,363,553.21 and 4,246,976.14 is: 5,860,942.31
Step by Step Solution
- Step 1: Write the proportion equation
7,509,673.51 : 10,363,553.21 = 4,246,976.14 : x - Step 2: Convert to fraction form
7,509,673.51/10,363,553.21 = 4,246,976.14/x - Step 3: Cross multiply
7,509,673.51x = 10,363,553.21 × 4,246,976.14 - Step 4: Simplify right side
7,509,673.51x = 44,013,763,208,490.41 - Step 5: Solve for x
x = 44,013,763,208,490.41/7,509,673.51 - Step 6: Final answer
x = 5,860,942.31
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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.