Finding the Fourth Proportional to 29,678,995.84, 40,995,433.92 and 24,543,103.36
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Solution
The fourth proportional to 29,678,995.84, 40,995,433.92 and 24,543,103.36 is: 33,901,253.85
Step by Step Solution
- Step 1: Write the proportion equation
29,678,995.84 : 40,995,433.92 = 24,543,103.36 : x - Step 2: Convert to fraction form
29,678,995.84/40,995,433.92 = 24,543,103.36/x - Step 3: Cross multiply
29,678,995.84x = 40,995,433.92 × 24,543,103.36 - Step 4: Simplify right side
29,678,995.84x = 1,006,155,171,986,610 - Step 5: Solve for x
x = 1,006,155,171,986,610/29,678,995.84 - Step 6: Final answer
x = 33,901,253.85
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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.