Finding the Fourth Proportional to 63,028,266.55, 86,985,694.87 and 36,944,699.40
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Solution
The fourth proportional to 63,028,266.55, 86,985,694.87 and 36,944,699.40 is: 50,987,604.85
Step by Step Solution
- Step 1: Write the proportion equation
63,028,266.55 : 86,985,694.87 = 36,944,699.40 : x - Step 2: Convert to fraction form
63,028,266.55/86,985,694.87 = 36,944,699.40/x - Step 3: Cross multiply
63,028,266.55x = 86,985,694.87 × 36,944,699.40 - Step 4: Simplify right side
63,028,266.55x = 3,213,660,348,979,910.50 - Step 5: Solve for x
x = 3,213,660,348,979,910.50/63,028,266.55 - Step 6: Final answer
x = 50,987,604.85
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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.