Finding the Fourth Proportional to 21,714,539.04, 32,572,929.60 and 5,540,631.84
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Solution
The fourth proportional to 21,714,539.04, 32,572,929.60 and 5,540,631.84 is: 8,311,233.80
Step by Step Solution
- Step 1: Write the proportion equation
21,714,539.04 : 32,572,929.60 = 5,540,631.84 : x - Step 2: Convert to fraction form
21,714,539.04/32,572,929.60 = 5,540,631.84/x - Step 3: Cross multiply
21,714,539.04x = 32,572,929.60 × 5,540,631.84 - Step 4: Simplify right side
21,714,539.04x = 180,474,610,863,838.47 - Step 5: Solve for x
x = 180,474,610,863,838.47/21,714,539.04 - Step 6: Final answer
x = 8,311,233.80
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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.