Finding the Fourth Proportional to 5,467,521.80, 8,201,282.70 and 5,201,801.30
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Solution
The fourth proportional to 5,467,521.80, 8,201,282.70 and 5,201,801.30 is: 7,802,701.95
Step by Step Solution
- Step 1: Write the proportion equation
5,467,521.80 : 8,201,282.70 = 5,201,801.30 : x - Step 2: Convert to fraction form
5,467,521.80/8,201,282.70 = 5,201,801.30/x - Step 3: Cross multiply
5,467,521.80x = 8,201,282.70 × 5,201,801.30 - Step 4: Simplify right side
5,467,521.80x = 42,661,443,010,527.51 - Step 5: Solve for x
x = 42,661,443,010,527.51/5,467,521.80 - Step 6: Final answer
x = 7,802,701.95
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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.