Finding the Fourth Proportional to 37,347,235.25, 51,539,084.69 and 20,827,378.79
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Solution
The fourth proportional to 37,347,235.25, 51,539,084.69 and 20,827,378.79 is: 28,741,726.99
Step by Step Solution
- Step 1: Write the proportion equation
37,347,235.25 : 51,539,084.69 = 20,827,378.79 : x - Step 2: Convert to fraction form
37,347,235.25/51,539,084.69 = 20,827,378.79/x - Step 3: Cross multiply
37,347,235.25x = 51,539,084.69 × 20,827,378.79 - Step 4: Simplify right side
37,347,235.25x = 1,073,424,039,328,519.62 - Step 5: Solve for x
x = 1,073,424,039,328,519.62/37,347,235.25 - Step 6: Final answer
x = 28,741,726.99
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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.