Finding the Fourth Proportional to 53,253,539.75, 79,929,407.76 and 27,010,794.53
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Solution
The fourth proportional to 53,253,539.75, 79,929,407.76 and 27,010,794.53 is: 40,541,094.92
Step by Step Solution
- Step 1: Write the proportion equation
53,253,539.75 : 79,929,407.76 = 27,010,794.53 : x - Step 2: Convert to fraction form
53,253,539.75/79,929,407.76 = 27,010,794.53/x - Step 3: Cross multiply
53,253,539.75x = 79,929,407.76 × 27,010,794.53 - Step 4: Simplify right side
53,253,539.75x = 2,158,956,809,909,947.75 - Step 5: Solve for x
x = 2,158,956,809,909,947.75/53,253,539.75 - Step 6: Final answer
x = 40,541,094.92
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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.