Finding the Fourth Proportional to 38,885,135.60, 58,243,722.60 and 33,846,287.60
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Solution
The fourth proportional to 38,885,135.60, 58,243,722.60 and 33,846,287.60 is: 50,696,333.07
Step by Step Solution
- Step 1: Write the proportion equation
38,885,135.60 : 58,243,722.60 = 33,846,287.60 : x - Step 2: Convert to fraction form
38,885,135.60/58,243,722.60 = 33,846,287.60/x - Step 3: Cross multiply
38,885,135.60x = 58,243,722.60 × 33,846,287.60 - Step 4: Simplify right side
38,885,135.60x = 1,971,333,786,014,220 - Step 5: Solve for x
x = 1,971,333,786,014,220/38,885,135.60 - Step 6: Final answer
x = 50,696,333.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.