Finding the Fourth Proportional to 23,378,450.41, 32,263,693.91 and 13,065,996.97
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Solution
The fourth proportional to 23,378,450.41, 32,263,693.91 and 13,065,996.97 is: 18,031,876.34
Step by Step Solution
- Step 1: Write the proportion equation
23,378,450.41 : 32,263,693.91 = 13,065,996.97 : x - Step 2: Convert to fraction form
23,378,450.41/32,263,693.91 = 13,065,996.97/x - Step 3: Cross multiply
23,378,450.41x = 32,263,693.91 × 13,065,996.97 - Step 4: Simplify right side
23,378,450.41x = 421,557,326,869,067.50 - Step 5: Solve for x
x = 421,557,326,869,067.50/23,378,450.41 - Step 6: Final answer
x = 18,031,876.34
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1.5x scale
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.