Finding the Fourth Proportional to 13,808,939.56, 20,712,658.54 and 4,224,318.08
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Solution
The fourth proportional to 13,808,939.56, 20,712,658.54 and 4,224,318.08 is: 6,336,247.45
Step by Step Solution
- Step 1: Write the proportion equation
13,808,939.56 : 20,712,658.54 = 4,224,318.08 : x - Step 2: Convert to fraction form
13,808,939.56/20,712,658.54 = 4,224,318.08/x - Step 3: Cross multiply
13,808,939.56x = 20,712,658.54 × 4,224,318.08 - Step 4: Simplify right side
13,808,939.56x = 87,496,857,996,609.25 - Step 5: Solve for x
x = 87,496,857,996,609.25/13,808,939.56 - Step 6: Final answer
x = 6,336,247.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.