Finding the Fourth Proportional to 16,170,416.60, 24,255,624.90 and 10,430,853.80
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Solution
The fourth proportional to 16,170,416.60, 24,255,624.90 and 10,430,853.80 is: 15,646,280.70
Step by Step Solution
- Step 1: Write the proportion equation
16,170,416.60 : 24,255,624.90 = 10,430,853.80 : x - Step 2: Convert to fraction form
16,170,416.60/24,255,624.90 = 10,430,853.80/x - Step 3: Cross multiply
16,170,416.60x = 24,255,624.90 × 10,430,853.80 - Step 4: Simplify right side
16,170,416.60x = 253,006,877,159,539.62 - Step 5: Solve for x
x = 253,006,877,159,539.62/16,170,416.60 - Step 6: Final answer
x = 15,646,280.70
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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.