Finding the Fourth Proportional to 6,899,580.20, 10,349,370.30 and 2,355,759.65
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Solution
The fourth proportional to 6,899,580.20, 10,349,370.30 and 2,355,759.65 is: 3,533,639.48
Step by Step Solution
- Step 1: Write the proportion equation
6,899,580.20 : 10,349,370.30 = 2,355,759.65 : x - Step 2: Convert to fraction form
6,899,580.20/10,349,370.30 = 2,355,759.65/x - Step 3: Cross multiply
6,899,580.20x = 10,349,370.30 × 2,355,759.65 - Step 4: Simplify right side
6,899,580.20x = 24,380,628,955,648.39 - Step 5: Solve for x
x = 24,380,628,955,648.39/6,899,580.20 - Step 6: Final answer
x = 3,533,639.48
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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.