Finding the Fourth Proportional to 29,236,820.47, 43,898,342.99 and 16,308,231.05
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Solution
The fourth proportional to 29,236,820.47, 43,898,342.99 and 16,308,231.05 is: 24,486,394.51
Step by Step Solution
- Step 1: Write the proportion equation
29,236,820.47 : 43,898,342.99 = 16,308,231.05 : x - Step 2: Convert to fraction form
29,236,820.47/43,898,342.99 = 16,308,231.05/x - Step 3: Cross multiply
29,236,820.47x = 43,898,342.99 × 16,308,231.05 - Step 4: Simplify right side
29,236,820.47x = 715,904,320,221,272.50 - Step 5: Solve for x
x = 715,904,320,221,272.50/29,236,820.47 - Step 6: Final answer
x = 24,486,394.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.