Finding the Fourth Proportional to 17,950,657.11, 24,772,833.99 and 10,979,147.49
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Solution
The fourth proportional to 17,950,657.11, 24,772,833.99 and 10,979,147.49 is: 15,151,790.63
Step by Step Solution
- Step 1: Write the proportion equation
17,950,657.11 : 24,772,833.99 = 10,979,147.49 : x - Step 2: Convert to fraction form
17,950,657.11/24,772,833.99 = 10,979,147.49/x - Step 3: Cross multiply
17,950,657.11x = 24,772,833.99 × 10,979,147.49 - Step 4: Simplify right side
17,950,657.11x = 271,984,598,121,495.19 - Step 5: Solve for x
x = 271,984,598,121,495.19/17,950,657.11 - Step 6: Final answer
x = 15,151,790.63
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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.