Finding the Fourth Proportional to 11,985,929.02, 16,540,582.08 and 6,553,421.02
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Solution
The fourth proportional to 11,985,929.02, 16,540,582.08 and 6,553,421.02 is: 9,043,721.03
Step by Step Solution
- Step 1: Write the proportion equation
11,985,929.02 : 16,540,582.08 = 6,553,421.02 : x - Step 2: Convert to fraction form
11,985,929.02/16,540,582.08 = 6,553,421.02/x - Step 3: Cross multiply
11,985,929.02x = 16,540,582.08 × 6,553,421.02 - Step 4: Simplify right side
11,985,929.02x = 108,397,398,286,107.31 - Step 5: Solve for x
x = 108,397,398,286,107.31/11,985,929.02 - Step 6: Final answer
x = 9,043,721.03
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1.5x scale
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.