Finding the Fourth Proportional to 79,519,869.82, 119,266,517.49 and 22,017,953.62
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Solution
The fourth proportional to 79,519,869.82, 119,266,517.49 and 22,017,953.62 is: 33,023,251.38
Step by Step Solution
- Step 1: Write the proportion equation
79,519,869.82 : 119,266,517.49 = 22,017,953.62 : x - Step 2: Convert to fraction form
79,519,869.82/119,266,517.49 = 22,017,953.62/x - Step 3: Cross multiply
79,519,869.82x = 119,266,517.49 × 22,017,953.62 - Step 4: Simplify right side
79,519,869.82x = 2,626,004,650,513,739 - Step 5: Solve for x
x = 2,626,004,650,513,739/79,519,869.82 - Step 6: Final answer
x = 33,023,251.38
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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.