Finding the Fourth Proportional to 11,803,566.24, 16,288,602.12 and 6,646,816.80
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Solution
The fourth proportional to 11,803,566.24, 16,288,602.12 and 6,646,816.80 is: 9,172,427.38
Step by Step Solution
- Step 1: Write the proportion equation
11,803,566.24 : 16,288,602.12 = 6,646,816.80 : x - Step 2: Convert to fraction form
11,803,566.24/16,288,602.12 = 6,646,816.80/x - Step 3: Cross multiply
11,803,566.24x = 16,288,602.12 × 6,646,816.80 - Step 4: Simplify right side
11,803,566.24x = 108,267,354,219,731.61 - Step 5: Solve for x
x = 108,267,354,219,731.61/11,803,566.24 - Step 6: Final answer
x = 9,172,427.38
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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.