Finding the Fourth Proportional to 8,149,831.21, 12,226,511 and 2,470,483.81
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Solution
The fourth proportional to 8,149,831.21, 12,226,511 and 2,470,483.81 is: 3,706,260.50
Step by Step Solution
- Step 1: Write the proportion equation
8,149,831.21 : 12,226,511 = 2,470,483.81 : x - Step 2: Convert to fraction form
8,149,831.21/12,226,511 = 2,470,483.81/x - Step 3: Cross multiply
8,149,831.21x = 12,226,511 × 2,470,483.81 - Step 4: Simplify right side
8,149,831.21x = 30,205,397,478,286.91 - Step 5: Solve for x
x = 30,205,397,478,286.91/8,149,831.21 - Step 6: Final answer
x = 3,706,260.50
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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.