Finding the Fourth Proportional to 17,531,933.63, 26,296,646.56 and 5,400,130.68
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Solution
The fourth proportional to 17,531,933.63, 26,296,646.56 and 5,400,130.68 is: 8,099,809.80
Step by Step Solution
- Step 1: Write the proportion equation
17,531,933.63 : 26,296,646.56 = 5,400,130.68 : x - Step 2: Convert to fraction form
17,531,933.63/26,296,646.56 = 5,400,130.68/x - Step 3: Cross multiply
17,531,933.63x = 26,296,646.56 × 5,400,130.68 - Step 4: Simplify right side
17,531,933.63x = 142,005,327,856,272.12 - Step 5: Solve for x
x = 142,005,327,856,272.12/17,531,933.63 - Step 6: Final answer
x = 8,099,809.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.