Finding the Fourth Proportional to 53,647,486.90, 80,471,984.87 and 15,309,005.11
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Solution
The fourth proportional to 53,647,486.90, 80,471,984.87 and 15,309,005.11 is: 22,963,722.98
Step by Step Solution
- Step 1: Write the proportion equation
53,647,486.90 : 80,471,984.87 = 15,309,005.11 : x - Step 2: Convert to fraction form
53,647,486.90/80,471,984.87 = 15,309,005.11/x - Step 3: Cross multiply
53,647,486.90x = 80,471,984.87 × 15,309,005.11 - Step 4: Simplify right side
53,647,486.90x = 1,231,946,027,423,765.25 - Step 5: Solve for x
x = 1,231,946,027,423,765.25/53,647,486.90 - Step 6: Final answer
x = 22,963,722.98
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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.