Finding the Fourth Proportional to 8,202,854.80, 12,304,282.20 and 4,843,622.80
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Solution
The fourth proportional to 8,202,854.80, 12,304,282.20 and 4,843,622.80 is: 7,265,434.20
Step by Step Solution
- Step 1: Write the proportion equation
8,202,854.80 : 12,304,282.20 = 4,843,622.80 : x - Step 2: Convert to fraction form
8,202,854.80/12,304,282.20 = 4,843,622.80/x - Step 3: Cross multiply
8,202,854.80x = 12,304,282.20 × 4,843,622.80 - Step 4: Simplify right side
8,202,854.80x = 59,597,301,801,554.16 - Step 5: Solve for x
x = 59,597,301,801,554.16/8,202,854.80 - Step 6: Final answer
x = 7,265,434.20
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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.