Finding the Third Proportional to 5,514,970 and 11,915,432
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Solution
The third proportional to 5,514,970 and 11,915,432 is: 25,744,023.95
Step by Step Solution
- Step 1: Write the proportion equation
5,514,970 : 11,915,432 = 11,915,432 : x - Step 2: Convert to fraction form
5,514,970/11,915,432 = 11,915,432/x - Step 3: Cross multiply
5,514,970x = 11,915,432 × 11,915,432 - Step 4: Simplify right side
5,514,970x = 141,977,519,746,624 - Step 5: Solve for x
x = 141,977,519,746,624/5,514,970 - Step 6: Final answer
x = 25,744,023.95
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.