Finding the Fourth Proportional to 8,960,941.44, 13,431,239.57 and 7,879,360.59
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Solution
The fourth proportional to 8,960,941.44, 13,431,239.57 and 7,879,360.59 is: 11,810,096.12
Step by Step Solution
- Step 1: Write the proportion equation
8,960,941.44 : 13,431,239.57 = 7,879,360.59 : x - Step 2: Convert to fraction form
8,960,941.44/13,431,239.57 = 7,879,360.59/x - Step 3: Cross multiply
8,960,941.44x = 13,431,239.57 × 7,879,360.59 - Step 4: Simplify right side
8,960,941.44x = 105,829,579,762,404.94 - Step 5: Solve for x
x = 105,829,579,762,404.94/8,960,941.44 - Step 6: Final answer
x = 11,810,096.12
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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.