Finding the Fourth Proportional to 6,828,225.26, 9,422,960.97 and 3,888,044.73
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Solution
The fourth proportional to 6,828,225.26, 9,422,960.97 and 3,888,044.73 is: 5,365,507.49
Step by Step Solution
- Step 1: Write the proportion equation
6,828,225.26 : 9,422,960.97 = 3,888,044.73 : x - Step 2: Convert to fraction form
6,828,225.26/9,422,960.97 = 3,888,044.73/x - Step 3: Cross multiply
6,828,225.26x = 9,422,960.97 × 3,888,044.73 - Step 4: Simplify right side
6,828,225.26x = 36,636,893,740,404.19 - Step 5: Solve for x
x = 36,636,893,740,404.19/6,828,225.26 - Step 6: Final answer
x = 5,365,507.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.