Finding the Third Proportional to 28,743,120 and 61,248,960
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Solution
The third proportional to 28,743,120 and 61,248,960 is: 130,515,932.20
Step by Step Solution
- Step 1: Write the proportion equation
28,743,120 : 61,248,960 = 61,248,960 : x - Step 2: Convert to fraction form
28,743,120/61,248,960 = 61,248,960/x - Step 3: Cross multiply
28,743,120x = 61,248,960 × 61,248,960 - Step 4: Simplify right side
28,743,120x = 3,751,435,101,081,600 - Step 5: Solve for x
x = 3,751,435,101,081,600/28,743,120 - Step 6: Final answer
x = 130,515,932.20
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.