Finding the Fourth Proportional to 11,201,626.70, 16,803,739.49 and 3,912,829.55
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Solution
The fourth proportional to 11,201,626.70, 16,803,739.49 and 3,912,829.55 is: 5,869,698.22
Step by Step Solution
- Step 1: Write the proportion equation
11,201,626.70 : 16,803,739.49 = 3,912,829.55 : x - Step 2: Convert to fraction form
11,201,626.70/16,803,739.49 = 3,912,829.55/x - Step 3: Cross multiply
11,201,626.70x = 16,803,739.49 × 3,912,829.55 - Step 4: Simplify right side
11,201,626.70x = 65,750,168,323,391.08 - Step 5: Solve for x
x = 65,750,168,323,391.08/11,201,626.70 - Step 6: Final answer
x = 5,869,698.22
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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.