Finding the Third Proportional to 7,189,920 and 15,386,688
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Solution
The third proportional to 7,189,920 and 15,386,688 is: 32,928,067.02
Step by Step Solution
- Step 1: Write the proportion equation
7,189,920 : 15,386,688 = 15,386,688 : x - Step 2: Convert to fraction form
7,189,920/15,386,688 = 15,386,688/x - Step 3: Cross multiply
7,189,920x = 15,386,688 × 15,386,688 - Step 4: Simplify right side
7,189,920x = 236,750,167,609,344 - Step 5: Solve for x
x = 236,750,167,609,344/7,189,920 - Step 6: Final answer
x = 32,928,067.02
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.