Finding the Fourth Proportional to 69,204,685.08, 95,498,650.44 and 38,262,813.60
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Solution
The fourth proportional to 69,204,685.08, 95,498,650.44 and 38,262,813.60 is: 52,800,573.50
Step by Step Solution
- Step 1: Write the proportion equation
69,204,685.08 : 95,498,650.44 = 38,262,813.60 : x - Step 2: Convert to fraction form
69,204,685.08/95,498,650.44 = 38,262,813.60/x - Step 3: Cross multiply
69,204,685.08x = 95,498,650.44 × 38,262,813.60 - Step 4: Simplify right side
69,204,685.08x = 3,654,047,060,837,278 - Step 5: Solve for x
x = 3,654,047,060,837,278/69,204,685.08 - Step 6: Final answer
x = 52,800,573.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.