Finding the Fourth Proportional to 16,335,045.20, 24,502,567.80 and 15,591,027.80
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Solution
The fourth proportional to 16,335,045.20, 24,502,567.80 and 15,591,027.80 is: 23,386,541.70
Step by Step Solution
- Step 1: Write the proportion equation
16,335,045.20 : 24,502,567.80 = 15,591,027.80 : x - Step 2: Convert to fraction form
16,335,045.20/24,502,567.80 = 15,591,027.80/x - Step 3: Cross multiply
16,335,045.20x = 24,502,567.80 × 15,591,027.80 - Step 4: Simplify right side
16,335,045.20x = 382,020,215,741,184.88 - Step 5: Solve for x
x = 382,020,215,741,184.88/16,335,045.20 - Step 6: Final answer
x = 23,386,541.70
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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.