Finding the Fourth Proportional to 8,980,053.12, 13,470,079.68 and 3,297,818.88
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Solution
The fourth proportional to 8,980,053.12, 13,470,079.68 and 3,297,818.88 is: 4,946,728.32
Step by Step Solution
- Step 1: Write the proportion equation
8,980,053.12 : 13,470,079.68 = 3,297,818.88 : x - Step 2: Convert to fraction form
8,980,053.12/13,470,079.68 = 3,297,818.88/x - Step 3: Cross multiply
8,980,053.12x = 13,470,079.68 × 3,297,818.88 - Step 4: Simplify right side
8,980,053.12x = 44,421,883,083,808.36 - Step 5: Solve for x
x = 44,421,883,083,808.36/8,980,053.12 - Step 6: Final answer
x = 4,946,728.32
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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.