Finding the Fourth Proportional to 6,145,204.20, 8,587,342.65 and 6,145,204.20
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Solution
The fourth proportional to 6,145,204.20, 8,587,342.65 and 6,145,204.20 is: 8,587,342.65
Step by Step Solution
- Step 1: Write the proportion equation
6,145,204.20 : 8,587,342.65 = 6,145,204.20 : x - Step 2: Convert to fraction form
6,145,204.20/8,587,342.65 = 6,145,204.20/x - Step 3: Cross multiply
6,145,204.20x = 8,587,342.65 × 6,145,204.20 - Step 4: Simplify right side
6,145,204.20x = 52,770,974,119,619.13 - Step 5: Solve for x
x = 52,770,974,119,619.13/6,145,204.20 - Step 6: Final answer
x = 8,587,342.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.