Finding the Fourth Proportional to 18,450,961.96, 27,665,401.02 and 6,316,384.36
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Solution
The fourth proportional to 18,450,961.96, 27,665,401.02 and 6,316,384.36 is: 9,470,796.52
Step by Step Solution
- Step 1: Write the proportion equation
18,450,961.96 : 27,665,401.02 = 6,316,384.36 : x - Step 2: Convert to fraction form
18,450,961.96/27,665,401.02 = 6,316,384.36/x - Step 3: Cross multiply
18,450,961.96x = 27,665,401.02 × 6,316,384.36 - Step 4: Simplify right side
18,450,961.96x = 174,745,306,315,856.06 - Step 5: Solve for x
x = 174,745,306,315,856.06/18,450,961.96 - Step 6: Final answer
x = 9,470,796.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.