Finding the Fourth Proportional to 9,777,824.80, 14,660,905.20 and 5,994,023.20
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Solution
The fourth proportional to 9,777,824.80, 14,660,905.20 and 5,994,023.20 is: 8,987,459.65
Step by Step Solution
- Step 1: Write the proportion equation
9,777,824.80 : 14,660,905.20 = 5,994,023.20 : x - Step 2: Convert to fraction form
9,777,824.80/14,660,905.20 = 5,994,023.20/x - Step 3: Cross multiply
9,777,824.80x = 14,660,905.20 × 5,994,023.20 - Step 4: Simplify right side
9,777,824.80x = 87,877,805,901,800.64 - Step 5: Solve for x
x = 87,877,805,901,800.64/9,777,824.80 - Step 6: Final answer
x = 8,987,459.65
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1.5x scale
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.