Finding the Fourth Proportional to 8,805,452.65, 13,209,491.36 and 3,125,201.29
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Solution
The fourth proportional to 8,805,452.65, 13,209,491.36 and 3,125,201.29 is: 4,688,267.72
Step by Step Solution
- Step 1: Write the proportion equation
8,805,452.65 : 13,209,491.36 = 3,125,201.29 : x - Step 2: Convert to fraction form
8,805,452.65/13,209,491.36 = 3,125,201.29/x - Step 3: Cross multiply
8,805,452.65x = 13,209,491.36 × 3,125,201.29 - Step 4: Simplify right side
8,805,452.65x = 41,282,319,438,515.85 - Step 5: Solve for x
x = 41,282,319,438,515.85/8,805,452.65 - Step 6: Final answer
x = 4,688,267.72
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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.