Finding the Fourth Proportional to 21,514,102.74, 32,280,683.97 and 11,276,529.53
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Solution
The fourth proportional to 21,514,102.74, 32,280,683.97 and 11,276,529.53 is: 16,919,789.32
Step by Step Solution
- Step 1: Write the proportion equation
21,514,102.74 : 32,280,683.97 = 11,276,529.53 : x - Step 2: Convert to fraction form
21,514,102.74/32,280,683.97 = 11,276,529.53/x - Step 3: Cross multiply
21,514,102.74x = 32,280,683.97 × 11,276,529.53 - Step 4: Simplify right side
21,514,102.74x = 364,014,085,874,899.19 - Step 5: Solve for x
x = 364,014,085,874,899.19/21,514,102.74 - Step 6: Final answer
x = 16,919,789.32
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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.