Finding the Fourth Proportional to 8,064,207.20, 11,304,820 and 8,064,207.20
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Solution
The fourth proportional to 8,064,207.20, 11,304,820 and 8,064,207.20 is: 11,304,820
Step by Step Solution
- Step 1: Write the proportion equation
8,064,207.20 : 11,304,820 = 8,064,207.20 : x - Step 2: Convert to fraction form
8,064,207.20/11,304,820 = 8,064,207.20/x - Step 3: Cross multiply
8,064,207.20x = 11,304,820 × 8,064,207.20 - Step 4: Simplify right side
8,064,207.20x = 91,164,410,838,704 - Step 5: Solve for x
x = 91,164,410,838,704/8,064,207.20 - Step 6: Final answer
x = 11,304,820
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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.