Finding the Fourth Proportional to 6,378,463.44, 8,803,027.08 and 3,625,564.28
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Solution
The fourth proportional to 6,378,463.44, 8,803,027.08 and 3,625,564.28 is: 5,003,703.61
Step by Step Solution
- Step 1: Write the proportion equation
6,378,463.44 : 8,803,027.08 = 3,625,564.28 : x - Step 2: Convert to fraction form
6,378,463.44/8,803,027.08 = 3,625,564.28/x - Step 3: Cross multiply
6,378,463.44x = 8,803,027.08 × 3,625,564.28 - Step 4: Simplify right side
6,378,463.44x = 31,915,940,537,120.70 - Step 5: Solve for x
x = 31,915,940,537,120.70/6,378,463.44 - Step 6: Final answer
x = 5,003,703.61
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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.