Finding the Fourth Proportional to 6,498,846.42, 8,968,688.24 and 3,598,237.20
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Solution
The fourth proportional to 6,498,846.42, 8,968,688.24 and 3,598,237.20 is: 4,965,722.47
Step by Step Solution
- Step 1: Write the proportion equation
6,498,846.42 : 8,968,688.24 = 3,598,237.20 : x - Step 2: Convert to fraction form
6,498,846.42/8,968,688.24 = 3,598,237.20/x - Step 3: Cross multiply
6,498,846.42x = 8,968,688.24 × 3,598,237.20 - Step 4: Simplify right side
6,498,846.42x = 32,271,467,688,700.44 - Step 5: Solve for x
x = 32,271,467,688,700.44/6,498,846.42 - Step 6: Final answer
x = 4,965,722.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.