Finding the Fourth Proportional to 19,963,825.20, 27,550,161.81 and 10,796,467.95
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Solution
The fourth proportional to 19,963,825.20, 27,550,161.81 and 10,796,467.95 is: 14,899,170.68
Step by Step Solution
- Step 1: Write the proportion equation
19,963,825.20 : 27,550,161.81 = 10,796,467.95 : x - Step 2: Convert to fraction form
19,963,825.20/27,550,161.81 = 10,796,467.95/x - Step 3: Cross multiply
19,963,825.20x = 27,550,161.81 × 10,796,467.95 - Step 4: Simplify right side
19,963,825.20x = 297,444,438,998,978.94 - Step 5: Solve for x
x = 297,444,438,998,978.94/19,963,825.20 - Step 6: Final answer
x = 14,899,170.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.