Finding the Fourth Proportional to 36,012,022.75, 49,696,593.84 and 19,714,498.75
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Solution
The fourth proportional to 36,012,022.75, 49,696,593.84 and 19,714,498.75 is: 27,206,009.61
Step by Step Solution
- Step 1: Write the proportion equation
36,012,022.75 : 49,696,593.84 = 19,714,498.75 : x - Step 2: Convert to fraction form
36,012,022.75/49,696,593.84 = 19,714,498.75/x - Step 3: Cross multiply
36,012,022.75x = 49,696,593.84 × 19,714,498.75 - Step 4: Simplify right side
36,012,022.75x = 979,743,437,137,937.75 - Step 5: Solve for x
x = 979,743,437,137,937.75/36,012,022.75 - Step 6: Final answer
x = 27,206,009.61
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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.