Finding the Third Proportional to 19,141,619 and 29,421,987
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Solution
The third proportional to 19,141,619 and 29,421,987 is: 45,223,620.79
Step by Step Solution
- Step 1: Write the proportion equation
19,141,619 : 29,421,987 = 29,421,987 : x - Step 2: Convert to fraction form
19,141,619/29,421,987 = 29,421,987/x - Step 3: Cross multiply
19,141,619x = 29,421,987 × 29,421,987 - Step 4: Simplify right side
19,141,619x = 865,653,319,028,169 - Step 5: Solve for x
x = 865,653,319,028,169/19,141,619 - Step 6: Final answer
x = 45,223,620.79
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.