Finding the Fourth Proportional to 35,635,964.75, 49,177,631.75 and 19,338,440.75
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Solution
The fourth proportional to 35,635,964.75, 49,177,631.75 and 19,338,440.75 is: 26,687,048.45
Step by Step Solution
- Step 1: Write the proportion equation
35,635,964.75 : 49,177,631.75 = 19,338,440.75 : x - Step 2: Convert to fraction form
35,635,964.75/49,177,631.75 = 19,338,440.75/x - Step 3: Cross multiply
35,635,964.75x = 49,177,631.75 × 19,338,440.75 - Step 4: Simplify right side
35,635,964.75x = 951,018,717,822,693.75 - Step 5: Solve for x
x = 951,018,717,822,693.75/35,635,964.75 - Step 6: Final answer
x = 26,687,048.45
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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.