Finding the Fourth Proportional to 60,933,372.16, 91,400,371.84 and 20,544,206.08
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Solution
The fourth proportional to 60,933,372.16, 91,400,371.84 and 20,544,206.08 is: 30,816,414.85
Step by Step Solution
- Step 1: Write the proportion equation
60,933,372.16 : 91,400,371.84 = 20,544,206.08 : x - Step 2: Convert to fraction form
60,933,372.16/91,400,371.84 = 20,544,206.08/x - Step 3: Cross multiply
60,933,372.16x = 91,400,371.84 × 20,544,206.08 - Step 4: Simplify right side
60,933,372.16x = 1,877,748,074,869,588.75 - Step 5: Solve for x
x = 1,877,748,074,869,588.75/60,933,372.16 - Step 6: Final answer
x = 30,816,414.85
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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.