Finding the Fourth Proportional to 38,385,809.36, 57,588,160.44 and 27,048,401.36
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Solution
The fourth proportional to 38,385,809.36, 57,588,160.44 and 27,048,401.36 is: 40,579,258.41
Step by Step Solution
- Step 1: Write the proportion equation
38,385,809.36 : 57,588,160.44 = 27,048,401.36 : x - Step 2: Convert to fraction form
38,385,809.36/57,588,160.44 = 27,048,401.36/x - Step 3: Cross multiply
38,385,809.36x = 57,588,160.44 × 27,048,401.36 - Step 4: Simplify right side
38,385,809.36x = 1,557,667,677,165,194 - Step 5: Solve for x
x = 1,557,667,677,165,194/38,385,809.36 - Step 6: Final answer
x = 40,579,258.41
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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.