Finding the Fourth Proportional to 13,029,727.48, 19,544,741.68 and 3,931,903.87
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Solution
The fourth proportional to 13,029,727.48, 19,544,741.68 and 3,931,903.87 is: 5,897,901.21
Step by Step Solution
- Step 1: Write the proportion equation
13,029,727.48 : 19,544,741.68 = 3,931,903.87 : x - Step 2: Convert to fraction form
13,029,727.48/19,544,741.68 = 3,931,903.87/x - Step 3: Cross multiply
13,029,727.48x = 19,544,741.68 × 3,931,903.87 - Step 4: Simplify right side
13,029,727.48x = 76,848,045,439,912.53 - Step 5: Solve for x
x = 76,848,045,439,912.53/13,029,727.48 - Step 6: Final answer
x = 5,897,901.21
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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.