Finding the Fourth Proportional to 58,977,161.09, 81,388,860.11 and 32,873,334.12
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Solution
The fourth proportional to 58,977,161.09, 81,388,860.11 and 32,873,334.12 is: 45,365,411.67
Step by Step Solution
- Step 1: Write the proportion equation
58,977,161.09 : 81,388,860.11 = 32,873,334.12 : x - Step 2: Convert to fraction form
58,977,161.09/81,388,860.11 = 32,873,334.12/x - Step 3: Cross multiply
58,977,161.09x = 81,388,860.11 × 32,873,334.12 - Step 4: Simplify right side
58,977,161.09x = 2,675,523,192,041,970 - Step 5: Solve for x
x = 2,675,523,192,041,970/58,977,161.09 - Step 6: Final answer
x = 45,365,411.67
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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.