Finding the Fourth Proportional to 62,639,796.20, 86,444,884.52 and 36,177,658.44
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Solution
The fourth proportional to 62,639,796.20, 86,444,884.52 and 36,177,658.44 is: 49,926,303.98
Step by Step Solution
- Step 1: Write the proportion equation
62,639,796.20 : 86,444,884.52 = 36,177,658.44 : x - Step 2: Convert to fraction form
62,639,796.20/86,444,884.52 = 36,177,658.44/x - Step 3: Cross multiply
62,639,796.20x = 86,444,884.52 × 36,177,658.44 - Step 4: Simplify right side
62,639,796.20x = 3,127,373,506,140,247 - Step 5: Solve for x
x = 3,127,373,506,140,247/62,639,796.20 - Step 6: Final answer
x = 49,926,303.98
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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.