Finding the Fourth Proportional to 16,128,438.10, 24,192,657.15 and 8,066,281.30
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Solution
The fourth proportional to 16,128,438.10, 24,192,657.15 and 8,066,281.30 is: 12,099,421.95
Step by Step Solution
- Step 1: Write the proportion equation
16,128,438.10 : 24,192,657.15 = 8,066,281.30 : x - Step 2: Convert to fraction form
16,128,438.10/24,192,657.15 = 8,066,281.30/x - Step 3: Cross multiply
16,128,438.10x = 24,192,657.15 × 8,066,281.30 - Step 4: Simplify right side
16,128,438.10x = 195,144,777,966,356.28 - Step 5: Solve for x
x = 195,144,777,966,356.28/16,128,438.10 - Step 6: Final answer
x = 12,099,421.95
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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.