Finding the Fourth Proportional to 10,367,692.23, 15,550,957.08 and 3,179,206.44
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Solution
The fourth proportional to 10,367,692.23, 15,550,957.08 and 3,179,206.44 is: 4,768,631.42
Step by Step Solution
- Step 1: Write the proportion equation
10,367,692.23 : 15,550,957.08 = 3,179,206.44 : x - Step 2: Convert to fraction form
10,367,692.23/15,550,957.08 = 3,179,206.44/x - Step 3: Cross multiply
10,367,692.23x = 15,550,957.08 × 3,179,206.44 - Step 4: Simplify right side
10,367,692.23x = 49,439,702,896,899.59 - Step 5: Solve for x
x = 49,439,702,896,899.59/10,367,692.23 - Step 6: Final answer
x = 4,768,631.42
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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.