Finding the Fourth Proportional to 16,442,049.20, 24,685,235.40 and 9,625,607.60
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Solution
The fourth proportional to 16,442,049.20, 24,685,235.40 and 9,625,607.60 is: 14,451,385.38
Step by Step Solution
- Step 1: Write the proportion equation
16,442,049.20 : 24,685,235.40 = 9,625,607.60 : x - Step 2: Convert to fraction form
16,442,049.20/24,685,235.40 = 9,625,607.60/x - Step 3: Cross multiply
16,442,049.20x = 24,685,235.40 × 9,625,607.60 - Step 4: Simplify right side
16,442,049.20x = 237,610,389,474,029.03 - Step 5: Solve for x
x = 237,610,389,474,029.03/16,442,049.20 - Step 6: Final answer
x = 14,451,385.38
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1.5x scale
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.