Finding the Fourth Proportional to 16,486,368.26, 22,753,912.56 and 9,146,566.13
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Solution
The fourth proportional to 16,486,368.26, 22,753,912.56 and 9,146,566.13 is: 12,623,772.72
Step by Step Solution
- Step 1: Write the proportion equation
16,486,368.26 : 22,753,912.56 = 9,146,566.13 : x - Step 2: Convert to fraction form
16,486,368.26/22,753,912.56 = 9,146,566.13/x - Step 3: Cross multiply
16,486,368.26x = 22,753,912.56 × 9,146,566.13 - Step 4: Simplify right side
16,486,368.26x = 208,120,165,946,277.59 - Step 5: Solve for x
x = 208,120,165,946,277.59/16,486,368.26 - Step 6: Final answer
x = 12,623,772.72
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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.