Finding the Fourth Proportional to 11,815,252.99, 17,726,029.98 and 4,242,284.35
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Solution
The fourth proportional to 11,815,252.99, 17,726,029.98 and 4,242,284.35 is: 6,364,557.71
Step by Step Solution
- Step 1: Write the proportion equation
11,815,252.99 : 17,726,029.98 = 4,242,284.35 : x - Step 2: Convert to fraction form
11,815,252.99/17,726,029.98 = 4,242,284.35/x - Step 3: Cross multiply
11,815,252.99x = 17,726,029.98 × 4,242,284.35 - Step 4: Simplify right side
11,815,252.99x = 75,198,859,571,784.81 - Step 5: Solve for x
x = 75,198,859,571,784.81/11,815,252.99 - Step 6: Final answer
x = 6,364,557.71
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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.