Finding the Fourth Proportional to 42,389,383.80, 63,612,069.30 and 24,193,543.80
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Solution
The fourth proportional to 42,389,383.80, 63,612,069.30 and 24,193,543.80 is: 36,306,292.92
Step by Step Solution
- Step 1: Write the proportion equation
42,389,383.80 : 63,612,069.30 = 24,193,543.80 : x - Step 2: Convert to fraction form
42,389,383.80/63,612,069.30 = 24,193,543.80/x - Step 3: Cross multiply
42,389,383.80x = 63,612,069.30 × 24,193,543.80 - Step 4: Simplify right side
42,389,383.80x = 1,539,001,384,818,185.25 - Step 5: Solve for x
x = 1,539,001,384,818,185.25/42,389,383.80 - Step 6: Final answer
x = 36,306,292.92
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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.