Finding the Fourth Proportional to 16,286,780.34, 24,430,154.67 and 4,156,243.88
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Solution
The fourth proportional to 16,286,780.34, 24,430,154.67 and 4,156,243.88 is: 6,234,361.77
Step by Step Solution
- Step 1: Write the proportion equation
16,286,780.34 : 24,430,154.67 = 4,156,243.88 : x - Step 2: Convert to fraction form
16,286,780.34/24,430,154.67 = 4,156,243.88/x - Step 3: Cross multiply
16,286,780.34x = 24,430,154.67 × 4,156,243.88 - Step 4: Simplify right side
16,286,780.34x = 101,537,680,712,490.16 - Step 5: Solve for x
x = 101,537,680,712,490.16/16,286,780.34 - Step 6: Final answer
x = 6,234,361.77
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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.