Finding the Fourth Proportional to 53,207,711.84, 73,428,819.36 and 33,621,452.84
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Solution
The fourth proportional to 53,207,711.84, 73,428,819.36 and 33,621,452.84 is: 46,398,980.56
Step by Step Solution
- Step 1: Write the proportion equation
53,207,711.84 : 73,428,819.36 = 33,621,452.84 : x - Step 2: Convert to fraction form
53,207,711.84/73,428,819.36 = 33,621,452.84/x - Step 3: Cross multiply
53,207,711.84x = 73,428,819.36 × 33,621,452.84 - Step 4: Simplify right side
53,207,711.84x = 2,468,783,587,209,119 - Step 5: Solve for x
x = 2,468,783,587,209,119/53,207,711.84 - Step 6: Final answer
x = 46,398,980.56
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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.