Finding the Fourth Proportional to 29,839,678.36, 41,176,400.70 and 16,784,338.12
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Solution
The fourth proportional to 29,839,678.36, 41,176,400.70 and 16,784,338.12 is: 23,161,061.71
Step by Step Solution
- Step 1: Write the proportion equation
29,839,678.36 : 41,176,400.70 = 16,784,338.12 : x - Step 2: Convert to fraction form
29,839,678.36/41,176,400.70 = 16,784,338.12/x - Step 3: Cross multiply
29,839,678.36x = 41,176,400.70 × 16,784,338.12 - Step 4: Simplify right side
29,839,678.36x = 691,118,631,913,404.75 - Step 5: Solve for x
x = 691,118,631,913,404.75/29,839,678.36 - Step 6: Final answer
x = 23,161,061.71
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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.