Finding the Fourth Proportional to 16,403,252.80, 24,604,879.20 and 4,272,692.80
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Solution
The fourth proportional to 16,403,252.80, 24,604,879.20 and 4,272,692.80 is: 6,409,039.20
Step by Step Solution
- Step 1: Write the proportion equation
16,403,252.80 : 24,604,879.20 = 4,272,692.80 : x - Step 2: Convert to fraction form
16,403,252.80/24,604,879.20 = 4,272,692.80/x - Step 3: Cross multiply
16,403,252.80x = 24,604,879.20 × 4,272,692.80 - Step 4: Simplify right side
16,403,252.80x = 105,129,090,202,709.75 - Step 5: Solve for x
x = 105,129,090,202,709.75/16,403,252.80 - Step 6: Final answer
x = 6,409,039.20
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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.