Finding the Fourth Proportional to 36,010,523.68, 49,694,518.90 and 19,490,645.36
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Solution
The fourth proportional to 36,010,523.68, 49,694,518.90 and 19,490,645.36 is: 26,897,088.55
Step by Step Solution
- Step 1: Write the proportion equation
36,010,523.68 : 49,694,518.90 = 19,490,645.36 : x - Step 2: Convert to fraction form
36,010,523.68/49,694,518.90 = 19,490,645.36/x - Step 3: Cross multiply
36,010,523.68x = 49,694,518.90 × 19,490,645.36 - Step 4: Simplify right side
36,010,523.68x = 968,578,244,215,717.25 - Step 5: Solve for x
x = 968,578,244,215,717.25/36,010,523.68 - Step 6: Final answer
x = 26,897,088.55
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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.