Finding the Fourth Proportional to 38,716,331.84, 58,070,074.08 and 10,351,695.68
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Solution
The fourth proportional to 38,716,331.84, 58,070,074.08 and 10,351,695.68 is: 15,526,360.75
Step by Step Solution
- Step 1: Write the proportion equation
38,716,331.84 : 58,070,074.08 = 10,351,695.68 : x - Step 2: Convert to fraction form
38,716,331.84/58,070,074.08 = 10,351,695.68/x - Step 3: Cross multiply
38,716,331.84x = 58,070,074.08 × 10,351,695.68 - Step 4: Simplify right side
38,716,331.84x = 601,123,734,991,216 - Step 5: Solve for x
x = 601,123,734,991,216/38,716,331.84 - Step 6: Final answer
x = 15,526,360.75
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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.