Finding the Fourth Proportional to 36,031,526.73, 49,727,063.15 and 20,563,925.49
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Solution
The fourth proportional to 36,031,526.73, 49,727,063.15 and 20,563,925.49 is: 28,380,246.81
Step by Step Solution
- Step 1: Write the proportion equation
36,031,526.73 : 49,727,063.15 = 20,563,925.49 : x - Step 2: Convert to fraction form
36,031,526.73/49,727,063.15 = 20,563,925.49/x - Step 3: Cross multiply
36,031,526.73x = 49,727,063.15 × 20,563,925.49 - Step 4: Simplify right side
36,031,526.73x = 1,022,583,621,453,124.62 - Step 5: Solve for x
x = 1,022,583,621,453,124.62/36,031,526.73 - Step 6: Final answer
x = 28,380,246.81
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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.