Finding the Third Proportional to 21,778,423 and 47,397,496
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Solution
The third proportional to 21,778,423 and 47,397,496 is: 103,153,595.05
Step by Step Solution
- Step 1: Write the proportion equation
21,778,423 : 47,397,496 = 47,397,496 : x - Step 2: Convert to fraction form
21,778,423/47,397,496 = 47,397,496/x - Step 3: Cross multiply
21,778,423x = 47,397,496 × 47,397,496 - Step 4: Simplify right side
21,778,423x = 2,246,522,627,070,016 - Step 5: Solve for x
x = 2,246,522,627,070,016/21,778,423 - Step 6: Final answer
x = 103,153,595.05
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.