Finding the Fourth Proportional to 17,490,372.92, 24,136,747.74 and 9,755,916.20
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Solution
The fourth proportional to 17,490,372.92, 24,136,747.74 and 9,755,916.20 is: 13,463,182.82
Step by Step Solution
- Step 1: Write the proportion equation
17,490,372.92 : 24,136,747.74 = 9,755,916.20 : x - Step 2: Convert to fraction form
17,490,372.92/24,136,747.74 = 9,755,916.20/x - Step 3: Cross multiply
17,490,372.92x = 24,136,747.74 × 9,755,916.20 - Step 4: Simplify right side
17,490,372.92x = 235,476,088,291,979.34 - Step 5: Solve for x
x = 235,476,088,291,979.34/17,490,372.92 - Step 6: Final answer
x = 13,463,182.82
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1.5x scale
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.