Finding the Fourth Proportional to 16,381,228.40, 24,571,842.60 and 13,192,582.40
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Solution
The fourth proportional to 16,381,228.40, 24,571,842.60 and 13,192,582.40 is: 19,788,873.60
Step by Step Solution
- Step 1: Write the proportion equation
16,381,228.40 : 24,571,842.60 = 13,192,582.40 : x - Step 2: Convert to fraction form
16,381,228.40/24,571,842.60 = 13,192,582.40/x - Step 3: Cross multiply
16,381,228.40x = 24,571,842.60 × 13,192,582.40 - Step 4: Simplify right side
16,381,228.40x = 324,166,058,220,330.25 - Step 5: Solve for x
x = 324,166,058,220,330.25/16,381,228.40 - Step 6: Final answer
x = 19,788,873.60
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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.