Finding the Fourth Proportional to 23,579,672.47, 32,539,614.67 and 13,266,370.96
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Solution
The fourth proportional to 23,579,672.47, 32,539,614.67 and 13,266,370.96 is: 18,307,404.38
Step by Step Solution
- Step 1: Write the proportion equation
23,579,672.47 : 32,539,614.67 = 13,266,370.96 : x - Step 2: Convert to fraction form
23,579,672.47/32,539,614.67 = 13,266,370.96/x - Step 3: Cross multiply
23,579,672.47x = 32,539,614.67 × 13,266,370.96 - Step 4: Simplify right side
23,579,672.47x = 431,682,599,107,678.06 - Step 5: Solve for x
x = 431,682,599,107,678.06/23,579,672.47 - Step 6: Final answer
x = 18,307,404.38
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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.