Finding the Fourth Proportional to 11,722,387.74, 17,594,932.14 and 5,661,379.68
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Solution
The fourth proportional to 11,722,387.74, 17,594,932.14 and 5,661,379.68 is: 8,497,551.31
Step by Step Solution
- Step 1: Write the proportion equation
11,722,387.74 : 17,594,932.14 = 5,661,379.68 : x - Step 2: Convert to fraction form
11,722,387.74/17,594,932.14 = 5,661,379.68/x - Step 3: Cross multiply
11,722,387.74x = 17,594,932.14 × 5,661,379.68 - Step 4: Simplify right side
11,722,387.74x = 99,611,591,288,374.91 - Step 5: Solve for x
x = 99,611,591,288,374.91/11,722,387.74 - Step 6: Final answer
x = 8,497,551.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.