Finding the Fourth Proportional to 19,744,436.13, 29,592,397.42 and 11,090,345.05
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Solution
The fourth proportional to 19,744,436.13, 29,592,397.42 and 11,090,345.05 is: 16,621,892.67
Step by Step Solution
- Step 1: Write the proportion equation
19,744,436.13 : 29,592,397.42 = 11,090,345.05 : x - Step 2: Convert to fraction form
19,744,436.13/29,592,397.42 = 11,090,345.05/x - Step 3: Cross multiply
19,744,436.13x = 29,592,397.42 × 11,090,345.05 - Step 4: Simplify right side
19,744,436.13x = 328,189,898,244,529.81 - Step 5: Solve for x
x = 328,189,898,244,529.81/19,744,436.13 - Step 6: Final answer
x = 16,621,892.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.