Finding the Fourth Proportional to 6,147,811.70, 9,223,330.35 and 2,361,418.10
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Solution
The fourth proportional to 6,147,811.70, 9,223,330.35 and 2,361,418.10 is: 3,542,746.64
Step by Step Solution
- Step 1: Write the proportion equation
6,147,811.70 : 9,223,330.35 = 2,361,418.10 : x - Step 2: Convert to fraction form
6,147,811.70/9,223,330.35 = 2,361,418.10/x - Step 3: Cross multiply
6,147,811.70x = 9,223,330.35 × 2,361,418.10 - Step 4: Simplify right side
6,147,811.70x = 21,780,139,230,769.34 - Step 5: Solve for x
x = 21,780,139,230,769.34/6,147,811.70 - Step 6: Final answer
x = 3,542,746.64
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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.