Finding the Fourth Proportional to 16,038,217.80, 24,057,326.70 and 15,565,825.80
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Solution
The fourth proportional to 16,038,217.80, 24,057,326.70 and 15,565,825.80 is: 23,348,738.70
Step by Step Solution
- Step 1: Write the proportion equation
16,038,217.80 : 24,057,326.70 = 15,565,825.80 : x - Step 2: Convert to fraction form
16,038,217.80/24,057,326.70 = 15,565,825.80/x - Step 3: Cross multiply
16,038,217.80x = 24,057,326.70 × 15,565,825.80 - Step 4: Simplify right side
16,038,217.80x = 374,472,156,625,888.88 - Step 5: Solve for x
x = 374,472,156,625,888.88/16,038,217.80 - Step 6: Final answer
x = 23,348,738.70
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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.