Finding the Fourth Proportional to 16,403,453.80, 24,605,180.70 and 4,272,893.80
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Solution
The fourth proportional to 16,403,453.80, 24,605,180.70 and 4,272,893.80 is: 6,409,340.70
Step by Step Solution
- Step 1: Write the proportion equation
16,403,453.80 : 24,605,180.70 = 4,272,893.80 : x - Step 2: Convert to fraction form
16,403,453.80/24,605,180.70 = 4,272,893.80/x - Step 3: Cross multiply
16,403,453.80x = 24,605,180.70 × 4,272,893.80 - Step 4: Simplify right side
16,403,453.80x = 105,135,324,060,909.66 - Step 5: Solve for x
x = 105,135,324,060,909.66/16,403,453.80 - Step 6: Final answer
x = 6,409,340.70
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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.