Finding the Fourth Proportional to 16,845,516.14, 23,246,812.29 and 9,110,558.42
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Solution
The fourth proportional to 16,845,516.14, 23,246,812.29 and 9,110,558.42 is: 12,572,570.63
Step by Step Solution
- Step 1: Write the proportion equation
16,845,516.14 : 23,246,812.29 = 9,110,558.42 : x - Step 2: Convert to fraction form
16,845,516.14/23,246,812.29 = 9,110,558.42/x - Step 3: Cross multiply
16,845,516.14x = 23,246,812.29 × 9,110,558.42 - Step 4: Simplify right side
16,845,516.14x = 211,791,441,446,818.97 - Step 5: Solve for x
x = 211,791,441,446,818.97/16,845,516.14 - Step 6: Final answer
x = 12,572,570.63
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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.