Finding the Third Proportional to 21,155,464 and 45,832,306
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Solution
The third proportional to 21,155,464 and 45,832,306 is: 99,293,509.86
Step by Step Solution
- Step 1: Write the proportion equation
21,155,464 : 45,832,306 = 45,832,306 : x - Step 2: Convert to fraction form
21,155,464/45,832,306 = 45,832,306/x - Step 3: Cross multiply
21,155,464x = 45,832,306 × 45,832,306 - Step 4: Simplify right side
21,155,464x = 2,100,600,273,277,636 - Step 5: Solve for x
x = 2,100,600,273,277,636/21,155,464 - Step 6: Final answer
x = 99,293,509.86
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.