Finding the Fourth Proportional to 23,273,231.94, 32,117,059.80 and 13,489,351.17
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Solution
The fourth proportional to 23,273,231.94, 32,117,059.80 and 13,489,351.17 is: 18,615,304.45
Step by Step Solution
- Step 1: Write the proportion equation
23,273,231.94 : 32,117,059.80 = 13,489,351.17 : x - Step 2: Convert to fraction form
23,273,231.94/32,117,059.80 = 13,489,351.17/x - Step 3: Cross multiply
23,273,231.94x = 32,117,059.80 × 13,489,351.17 - Step 4: Simplify right side
23,273,231.94x = 433,238,298,190,090 - Step 5: Solve for x
x = 433,238,298,190,090/23,273,231.94 - Step 6: Final answer
x = 18,615,304.45
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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.