Finding the Third Proportional to 18,381,681 and 39,996,706.50
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Solution
The third proportional to 18,381,681 and 39,996,706.50 is: 87,028,848.50
Step by Step Solution
- Step 1: Write the proportion equation
18,381,681 : 39,996,706.50 = 39,996,706.50 : x - Step 2: Convert to fraction form
18,381,681/39,996,706.50 = 39,996,706.50/x - Step 3: Cross multiply
18,381,681x = 39,996,706.50 × 39,996,706.50 - Step 4: Simplify right side
18,381,681x = 1,599,736,530,847,142.25 - Step 5: Solve for x
x = 1,599,736,530,847,142.25/18,381,681 - Step 6: Final answer
x = 87,028,848.50
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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.