Finding the Fourth Proportional to 29,683,262.52, 40,965,356.43 and 16,456,589.99
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Solution
The fourth proportional to 29,683,262.52, 40,965,356.43 and 16,456,589.99 is: 22,711,454.78
Step by Step Solution
- Step 1: Write the proportion equation
29,683,262.52 : 40,965,356.43 = 16,456,589.99 : x - Step 2: Convert to fraction form
29,683,262.52/40,965,356.43 = 16,456,589.99/x - Step 3: Cross multiply
29,683,262.52x = 40,965,356.43 × 16,456,589.99 - Step 4: Simplify right side
29,683,262.52x = 674,150,074,357,893.38 - Step 5: Solve for x
x = 674,150,074,357,893.38/29,683,262.52 - Step 6: Final answer
x = 22,711,454.78
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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.