Finding the Fourth Proportional to 16,378,381.60, 24,567,572.40 and 16,165,805.20
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Solution
The fourth proportional to 16,378,381.60, 24,567,572.40 and 16,165,805.20 is: 24,248,707.80
Step by Step Solution
- Step 1: Write the proportion equation
16,378,381.60 : 24,567,572.40 = 16,165,805.20 : x - Step 2: Convert to fraction form
16,378,381.60/24,567,572.40 = 16,165,805.20/x - Step 3: Cross multiply
16,378,381.60x = 24,567,572.40 × 16,165,805.20 - Step 4: Simplify right side
16,378,381.60x = 397,154,589,655,296.44 - Step 5: Solve for x
x = 397,154,589,655,296.44/16,378,381.60 - Step 6: Final answer
x = 24,248,707.80
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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.