Finding the Fourth Proportional to 53,277,623.56, 73,523,118.18 and 28,831,338.28
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Solution
The fourth proportional to 53,277,623.56, 73,523,118.18 and 28,831,338.28 is: 39,787,245.56
Step by Step Solution
- Step 1: Write the proportion equation
53,277,623.56 : 73,523,118.18 = 28,831,338.28 : x - Step 2: Convert to fraction form
53,277,623.56/73,523,118.18 = 28,831,338.28/x - Step 3: Cross multiply
53,277,623.56x = 73,523,118.18 × 28,831,338.28 - Step 4: Simplify right side
53,277,623.56x = 2,119,769,891,647,998.25 - Step 5: Solve for x
x = 2,119,769,891,647,998.25/53,277,623.56 - Step 6: Final answer
x = 39,787,245.56
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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.