Finding the Fourth Proportional to 16,431,649.60, 22,673,700.80 and 9,464,593.08
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Solution
The fourth proportional to 16,431,649.60, 22,673,700.80 and 9,464,593.08 is: 13,060,000.48
Step by Step Solution
- Step 1: Write the proportion equation
16,431,649.60 : 22,673,700.80 = 9,464,593.08 : x - Step 2: Convert to fraction form
16,431,649.60/22,673,700.80 = 9,464,593.08/x - Step 3: Cross multiply
16,431,649.60x = 22,673,700.80 × 9,464,593.08 - Step 4: Simplify right side
16,431,649.60x = 214,597,351,689,670.47 - Step 5: Solve for x
x = 214,597,351,689,670.47/16,431,649.60 - Step 6: Final answer
x = 13,060,000.48
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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.