Finding the Fourth Proportional to 19,750,270.48, 29,619,340.68 and 6,967,785.84
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Solution
The fourth proportional to 19,750,270.48, 29,619,340.68 and 6,967,785.84 is: 10,449,539.05
Step by Step Solution
- Step 1: Write the proportion equation
19,750,270.48 : 29,619,340.68 = 6,967,785.84 : x - Step 2: Convert to fraction form
19,750,270.48/29,619,340.68 = 6,967,785.84/x - Step 3: Cross multiply
19,750,270.48x = 29,619,340.68 × 6,967,785.84 - Step 4: Simplify right side
19,750,270.48x = 206,381,222,580,239.97 - Step 5: Solve for x
x = 206,381,222,580,239.97/19,750,270.48 - Step 6: Final answer
x = 10,449,539.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.