Finding the Fourth Proportional to 29,394,711.92, 40,564,860.06 and 16,164,741.78
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Solution
The fourth proportional to 29,394,711.92, 40,564,860.06 and 16,164,741.78 is: 22,307,430.33
Step by Step Solution
- Step 1: Write the proportion equation
29,394,711.92 : 40,564,860.06 = 16,164,741.78 : x - Step 2: Convert to fraction form
29,394,711.92/40,564,860.06 = 16,164,741.78/x - Step 3: Cross multiply
29,394,711.92x = 40,564,860.06 × 16,164,741.78 - Step 4: Simplify right side
29,394,711.92x = 655,720,488,211,735.38 - Step 5: Solve for x
x = 655,720,488,211,735.38/29,394,711.92 - Step 6: Final answer
x = 22,307,430.33
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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.