Finding the Fourth Proportional to 16,387,497.80, 24,581,246.70 and 5,603,838.20
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Solution
The fourth proportional to 16,387,497.80, 24,581,246.70 and 5,603,838.20 is: 8,405,757.30
Step by Step Solution
- Step 1: Write the proportion equation
16,387,497.80 : 24,581,246.70 = 5,603,838.20 : x - Step 2: Convert to fraction form
16,387,497.80/24,581,246.70 = 5,603,838.20/x - Step 3: Cross multiply
16,387,497.80x = 24,581,246.70 × 5,603,838.20 - Step 4: Simplify right side
16,387,497.80x = 137,749,329,261,083.94 - Step 5: Solve for x
x = 137,749,329,261,083.94/16,387,497.80 - Step 6: Final answer
x = 8,405,757.30
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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.