Finding the Fourth Proportional to 32,001,348.07, 44,162,127.39 and 18,778,431.79
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Solution
The fourth proportional to 32,001,348.07, 44,162,127.39 and 18,778,431.79 is: 25,914,392.58
Step by Step Solution
- Step 1: Write the proportion equation
32,001,348.07 : 44,162,127.39 = 18,778,431.79 : x - Step 2: Convert to fraction form
32,001,348.07/44,162,127.39 = 18,778,431.79/x - Step 3: Cross multiply
32,001,348.07x = 44,162,127.39 × 18,778,431.79 - Step 4: Simplify right side
32,001,348.07x = 829,295,496,894,405.75 - Step 5: Solve for x
x = 829,295,496,894,405.75/32,001,348.07 - Step 6: Final answer
x = 25,914,392.58
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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.