Finding the Fourth Proportional to 11,385,544.32, 17,067,355.56 and 4,193,154.99
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Solution
The fourth proportional to 11,385,544.32, 17,067,355.56 and 4,193,154.99 is: 6,285,695.71
Step by Step Solution
- Step 1: Write the proportion equation
11,385,544.32 : 17,067,355.56 = 4,193,154.99 : x - Step 2: Convert to fraction form
11,385,544.32/17,067,355.56 = 4,193,154.99/x - Step 3: Cross multiply
11,385,544.32x = 17,067,355.56 × 4,193,154.99 - Step 4: Simplify right side
11,385,544.32x = 71,566,067,132,518.25 - Step 5: Solve for x
x = 71,566,067,132,518.25/11,385,544.32 - Step 6: Final answer
x = 6,285,695.71
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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.