Finding the Fourth Proportional to 23,282,348.97, 32,130,370.05 and 13,361,046.69
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Solution
The fourth proportional to 23,282,348.97, 32,130,370.05 and 13,361,046.69 is: 18,438,662.48
Step by Step Solution
- Step 1: Write the proportion equation
23,282,348.97 : 32,130,370.05 = 13,361,046.69 : x - Step 2: Convert to fraction form
23,282,348.97/32,130,370.05 = 13,361,046.69/x - Step 3: Cross multiply
23,282,348.97x = 32,130,370.05 × 13,361,046.69 - Step 4: Simplify right side
23,282,348.97x = 429,295,374,405,027.62 - Step 5: Solve for x
x = 429,295,374,405,027.62/23,282,348.97 - Step 6: Final answer
x = 18,438,662.48
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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.