Finding the Fourth Proportional to 16,854,226.12, 23,256,338.34 and 10,235,372.68
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Solution
The fourth proportional to 16,854,226.12, 23,256,338.34 and 10,235,372.68 is: 14,123,299.90
Step by Step Solution
- Step 1: Write the proportion equation
16,854,226.12 : 23,256,338.34 = 10,235,372.68 : x - Step 2: Convert to fraction form
16,854,226.12/23,256,338.34 = 10,235,372.68/x - Step 3: Cross multiply
16,854,226.12x = 23,256,338.34 × 10,235,372.68 - Step 4: Simplify right side
16,854,226.12x = 238,037,290,082,072.53 - Step 5: Solve for x
x = 238,037,290,082,072.53/16,854,226.12 - Step 6: Final answer
x = 14,123,299.90
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1.5x scale
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.