Finding the Fourth Proportional to 32,387,401.69, 48,589,609.21 and 11,639,933.74
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Solution
The fourth proportional to 32,387,401.69, 48,589,609.21 and 11,639,933.74 is: 17,462,957.88
Step by Step Solution
- Step 1: Write the proportion equation
32,387,401.69 : 48,589,609.21 = 11,639,933.74 : x - Step 2: Convert to fraction form
32,387,401.69/48,589,609.21 = 11,639,933.74/x - Step 3: Cross multiply
32,387,401.69x = 48,589,609.21 × 11,639,933.74 - Step 4: Simplify right side
32,387,401.69x = 565,579,831,398,860.38 - Step 5: Solve for x
x = 565,579,831,398,860.38/32,387,401.69 - Step 6: Final answer
x = 17,462,957.88
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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.