Finding the Fourth Proportional to 19,498,864.91, 26,908,104.73 and 10,796,850.69
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Solution
The fourth proportional to 19,498,864.91, 26,908,104.73 and 10,796,850.69 is: 14,899,471.86
Step by Step Solution
- Step 1: Write the proportion equation
19,498,864.91 : 26,908,104.73 = 10,796,850.69 : x - Step 2: Convert to fraction form
19,498,864.91/26,908,104.73 = 10,796,850.69/x - Step 3: Cross multiply
19,498,864.91x = 26,908,104.73 × 10,796,850.69 - Step 4: Simplify right side
19,498,864.91x = 290,522,789,026,430.38 - Step 5: Solve for x
x = 290,522,789,026,430.38/19,498,864.91 - Step 6: Final answer
x = 14,899,471.86
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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.