Finding the Fourth Proportional to 16,398,920.80, 24,608,878.80 and 9,575,480.80
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Solution
The fourth proportional to 16,398,920.80, 24,608,878.80 and 9,575,480.80 is: 14,369,350.85
Step by Step Solution
- Step 1: Write the proportion equation
16,398,920.80 : 24,608,878.80 = 9,575,480.80 : x - Step 2: Convert to fraction form
16,398,920.80/24,608,878.80 = 9,575,480.80/x - Step 3: Cross multiply
16,398,920.80x = 24,608,878.80 × 9,575,480.80 - Step 4: Simplify right side
16,398,920.80x = 235,641,846,458,927.06 - Step 5: Solve for x
x = 235,641,846,458,927.06/16,398,920.80 - Step 6: Final answer
x = 14,369,350.85
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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.