Finding the Fourth Proportional to 10,467,198.99, 14,442,616.58 and 6,115,444.38
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Solution
The fourth proportional to 10,467,198.99, 14,442,616.58 and 6,115,444.38 is: 8,438,075.79
Step by Step Solution
- Step 1: Write the proportion equation
10,467,198.99 : 14,442,616.58 = 6,115,444.38 : x - Step 2: Convert to fraction form
10,467,198.99/14,442,616.58 = 6,115,444.38/x - Step 3: Cross multiply
10,467,198.99x = 14,442,616.58 × 6,115,444.38 - Step 4: Simplify right side
10,467,198.99x = 88,323,018,366,078.59 - Step 5: Solve for x
x = 88,323,018,366,078.59/10,467,198.99 - Step 6: Final answer
x = 8,438,075.79
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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.