Finding the Fourth Proportional to 84,994,553.90, 127,491,830.85 and 27,528,067.10
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Solution
The fourth proportional to 84,994,553.90, 127,491,830.85 and 27,528,067.10 is: 41,292,100.65
Step by Step Solution
- Step 1: Write the proportion equation
84,994,553.90 : 127,491,830.85 = 27,528,067.10 : x - Step 2: Convert to fraction form
84,994,553.90/127,491,830.85 = 27,528,067.10/x - Step 3: Cross multiply
84,994,553.90x = 127,491,830.85 × 27,528,067.10 - Step 4: Simplify right side
84,994,553.90x = 3,509,603,674,340,650 - Step 5: Solve for x
x = 3,509,603,674,340,650/84,994,553.90 - Step 6: Final answer
x = 41,292,100.65
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1.5x scale
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.