Finding the Fourth Proportional to 18,436,831.95, 27,652,623.53 and 6,306,855.15
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Solution
The fourth proportional to 18,436,831.95, 27,652,623.53 and 6,306,855.15 is: 9,459,384.97
Step by Step Solution
- Step 1: Write the proportion equation
18,436,831.95 : 27,652,623.53 = 6,306,855.15 : x - Step 2: Convert to fraction form
18,436,831.95/27,652,623.53 = 6,306,855.15/x - Step 3: Cross multiply
18,436,831.95x = 27,652,623.53 × 6,306,855.15 - Step 4: Simplify right side
18,436,831.95x = 174,401,091,089,657.41 - Step 5: Solve for x
x = 174,401,091,089,657.41/18,436,831.95 - Step 6: Final answer
x = 9,459,384.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.