Finding the Third Proportional to 6,221,475 and 12,939,561
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Solution
The third proportional to 6,221,475 and 12,939,561 is: 26,911,984.52
Step by Step Solution
- Step 1: Write the proportion equation
6,221,475 : 12,939,561 = 12,939,561 : x - Step 2: Convert to fraction form
6,221,475/12,939,561 = 12,939,561/x - Step 3: Cross multiply
6,221,475x = 12,939,561 × 12,939,561 - Step 4: Simplify right side
6,221,475x = 167,432,238,872,721 - Step 5: Solve for x
x = 167,432,238,872,721/6,221,475 - Step 6: Final answer
x = 26,911,984.52
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.