Finding the Fourth Proportional to 16,461,010.80, 24,649,525.80 and 13,101,778.80
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Solution
The fourth proportional to 16,461,010.80, 24,649,525.80 and 13,101,778.80 is: 19,619,246.87
Step by Step Solution
- Step 1: Write the proportion equation
16,461,010.80 : 24,649,525.80 = 13,101,778.80 : x - Step 2: Convert to fraction form
16,461,010.80/24,649,525.80 = 13,101,778.80/x - Step 3: Cross multiply
16,461,010.80x = 24,649,525.80 × 13,101,778.80 - Step 4: Simplify right side
16,461,010.80x = 322,952,634,556,493.06 - Step 5: Solve for x
x = 322,952,634,556,493.06/16,461,010.80 - Step 6: Final answer
x = 19,619,246.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.