Finding the Fourth Proportional to 11,243,226.30, 15,515,657.49 and 6,086,587.85
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Solution
The fourth proportional to 11,243,226.30, 15,515,657.49 and 6,086,587.85 is: 8,399,494.04
Step by Step Solution
- Step 1: Write the proportion equation
11,243,226.30 : 15,515,657.49 = 6,086,587.85 : x - Step 2: Convert to fraction form
11,243,226.30/15,515,657.49 = 6,086,587.85/x - Step 3: Cross multiply
11,243,226.30x = 15,515,657.49 × 6,086,587.85 - Step 4: Simplify right side
11,243,226.30x = 94,437,412,285,817.20 - Step 5: Solve for x
x = 94,437,412,285,817.20/11,243,226.30 - Step 6: Final answer
x = 8,399,494.04
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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.