Finding the Fourth Proportional to 8,735,043.80, 13,102,565.70 and 4,483,515.80
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Solution
The fourth proportional to 8,735,043.80, 13,102,565.70 and 4,483,515.80 is: 6,725,273.70
Step by Step Solution
- Step 1: Write the proportion equation
8,735,043.80 : 13,102,565.70 = 4,483,515.80 : x - Step 2: Convert to fraction form
8,735,043.80/13,102,565.70 = 4,483,515.80/x - Step 3: Cross multiply
8,735,043.80x = 13,102,565.70 × 4,483,515.80 - Step 4: Simplify right side
8,735,043.80x = 58,745,560,336,488.05 - Step 5: Solve for x
x = 58,745,560,336,488.05/8,735,043.80 - Step 6: Final answer
x = 6,725,273.70
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1.5x scale
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.