Finding the Fourth Proportional to 9,495,247.26, 13,103,423.49 and 5,144,441.70
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Solution
The fourth proportional to 9,495,247.26, 13,103,423.49 and 5,144,441.70 is: 7,099,319.94
Step by Step Solution
- Step 1: Write the proportion equation
9,495,247.26 : 13,103,423.49 = 5,144,441.70 : x - Step 2: Convert to fraction form
9,495,247.26/13,103,423.49 = 5,144,441.70/x - Step 3: Cross multiply
9,495,247.26x = 13,103,423.49 × 5,144,441.70 - Step 4: Simplify right side
9,495,247.26x = 67,409,798,214,715.54 - Step 5: Solve for x
x = 67,409,798,214,715.54/9,495,247.26 - Step 6: Final answer
x = 7,099,319.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.