Finding the Third Proportional to 18,812,484 and 27,492,720
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Solution
The third proportional to 18,812,484 and 27,492,720 is: 40,178,088.82
Step by Step Solution
- Step 1: Write the proportion equation
18,812,484 : 27,492,720 = 27,492,720 : x - Step 2: Convert to fraction form
18,812,484/27,492,720 = 27,492,720/x - Step 3: Cross multiply
18,812,484x = 27,492,720 × 27,492,720 - Step 4: Simplify right side
18,812,484x = 755,849,652,998,400 - Step 5: Solve for x
x = 755,849,652,998,400/18,812,484 - Step 6: Final answer
x = 40,178,088.82
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.