Finding the Fourth Proportional to 22,816,921.44, 34,226,628.72 and 5,777,742
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Solution
The fourth proportional to 22,816,921.44, 34,226,628.72 and 5,777,742 is: 8,666,928.66
Step by Step Solution
- Step 1: Write the proportion equation
22,816,921.44 : 34,226,628.72 = 5,777,742 : x - Step 2: Convert to fraction form
22,816,921.44/34,226,628.72 = 5,777,742/x - Step 3: Cross multiply
22,816,921.44x = 34,226,628.72 × 5,777,742 - Step 4: Simplify right side
22,816,921.44x = 197,752,630,273,950.22 - Step 5: Solve for x
x = 197,752,630,273,950.22/22,816,921.44 - Step 6: Final answer
x = 8,666,928.66
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1.5x scale
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.