Finding the Fourth Proportional to 36,248,961.32, 54,378,538.58 and 11,648,640.54
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Solution
The fourth proportional to 36,248,961.32, 54,378,538.58 and 11,648,640.54 is: 17,474,598.61
Step by Step Solution
- Step 1: Write the proportion equation
36,248,961.32 : 54,378,538.58 = 11,648,640.54 : x - Step 2: Convert to fraction form
36,248,961.32/54,378,538.58 = 11,648,640.54/x - Step 3: Cross multiply
36,248,961.32x = 54,378,538.58 × 11,648,640.54 - Step 4: Simplify right side
36,248,961.32x = 633,436,049,008,942 - Step 5: Solve for x
x = 633,436,049,008,942/36,248,961.32 - Step 6: Final answer
x = 17,474,598.61
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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.