Finding the Fourth Proportional to 23,807,646.90, 32,857,121.88 and 13,493,262.96
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Solution
The fourth proportional to 23,807,646.90, 32,857,121.88 and 13,493,262.96 is: 18,622,158.99
Step by Step Solution
- Step 1: Write the proportion equation
23,807,646.90 : 32,857,121.88 = 13,493,262.96 : x - Step 2: Convert to fraction form
23,807,646.90/32,857,121.88 = 13,493,262.96/x - Step 3: Cross multiply
23,807,646.90x = 32,857,121.88 × 13,493,262.96 - Step 4: Simplify right side
23,807,646.90x = 443,349,785,635,609.56 - Step 5: Solve for x
x = 443,349,785,635,609.56/23,807,646.90 - Step 6: Final answer
x = 18,622,158.99
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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.