Finding the Third Proportional to 18,706,239 and 40,197,258
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Solution
The third proportional to 18,706,239 and 40,197,258 is: 86,378,643.55
Step by Step Solution
- Step 1: Write the proportion equation
18,706,239 : 40,197,258 = 40,197,258 : x - Step 2: Convert to fraction form
18,706,239/40,197,258 = 40,197,258/x - Step 3: Cross multiply
18,706,239x = 40,197,258 × 40,197,258 - Step 4: Simplify right side
18,706,239x = 1,615,819,550,718,564 - Step 5: Solve for x
x = 1,615,819,550,718,564/18,706,239 - Step 6: Final answer
x = 86,378,643.55
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.