Finding the Fourth Proportional to 75,606,556.14, 113,470,370.37 and 39,225,373.74
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Solution
The fourth proportional to 75,606,556.14, 113,470,370.37 and 39,225,373.74 is: 58,869,467.32
Step by Step Solution
- Step 1: Write the proportion equation
75,606,556.14 : 113,470,370.37 = 39,225,373.74 : x - Step 2: Convert to fraction form
75,606,556.14/113,470,370.37 = 39,225,373.74/x - Step 3: Cross multiply
75,606,556.14x = 113,470,370.37 × 39,225,373.74 - Step 4: Simplify right side
75,606,556.14x = 4,450,917,686,179,472.50 - Step 5: Solve for x
x = 4,450,917,686,179,472.50/75,606,556.14 - Step 6: Final answer
x = 58,869,467.32
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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.