Finding the Fourth Proportional to 36,815,226.24, 50,805,165.66 and 20,294,987.88
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Solution
The fourth proportional to 36,815,226.24, 50,805,165.66 and 20,294,987.88 is: 28,007,167.87
Step by Step Solution
- Step 1: Write the proportion equation
36,815,226.24 : 50,805,165.66 = 20,294,987.88 : x - Step 2: Convert to fraction form
36,815,226.24/50,805,165.66 = 20,294,987.88/x - Step 3: Cross multiply
36,815,226.24x = 50,805,165.66 × 20,294,987.88 - Step 4: Simplify right side
36,815,226.24x = 1,031,090,221,311,092.12 - Step 5: Solve for x
x = 1,031,090,221,311,092.12/36,815,226.24 - Step 6: Final answer
x = 28,007,167.87
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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.