Finding the Fourth Proportional to 53,085,942.14, 73,260,873.09 and 29,564,478.75
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Solution
The fourth proportional to 53,085,942.14, 73,260,873.09 and 29,564,478.75 is: 40,800,246.51
Step by Step Solution
- Step 1: Write the proportion equation
53,085,942.14 : 73,260,873.09 = 29,564,478.75 : x - Step 2: Convert to fraction form
53,085,942.14/73,260,873.09 = 29,564,478.75/x - Step 3: Cross multiply
53,085,942.14x = 73,260,873.09 × 29,564,478.75 - Step 4: Simplify right side
53,085,942.14x = 2,165,919,525,675,752 - Step 5: Solve for x
x = 2,165,919,525,675,752/53,085,942.14 - Step 6: Final answer
x = 40,800,246.51
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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.