Finding the Fourth Proportional to 16,590,435.20, 24,885,652.80 and 13,756,083.20
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Solution
The fourth proportional to 16,590,435.20, 24,885,652.80 and 13,756,083.20 is: 20,634,124.80
Step by Step Solution
- Step 1: Write the proportion equation
16,590,435.20 : 24,885,652.80 = 13,756,083.20 : x - Step 2: Convert to fraction form
16,590,435.20/24,885,652.80 = 13,756,083.20/x - Step 3: Cross multiply
16,590,435.20x = 24,885,652.80 × 13,756,083.20 - Step 4: Simplify right side
16,590,435.20x = 342,329,110,403,112.94 - Step 5: Solve for x
x = 342,329,110,403,112.94/16,590,435.20 - Step 6: Final answer
x = 20,634,124.80
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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.