Finding the Fourth Proportional to 17,814,912.60, 26,722,368.90 and 15,263,995.80
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Solution
The fourth proportional to 17,814,912.60, 26,722,368.90 and 15,263,995.80 is: 22,895,993.70
Step by Step Solution
- Step 1: Write the proportion equation
17,814,912.60 : 26,722,368.90 = 15,263,995.80 : x - Step 2: Convert to fraction form
17,814,912.60/26,722,368.90 = 15,263,995.80/x - Step 3: Cross multiply
17,814,912.60x = 26,722,368.90 × 15,263,995.80 - Step 4: Simplify right side
17,814,912.60x = 407,890,126,655,650.62 - Step 5: Solve for x
x = 407,890,126,655,650.62/17,814,912.60 - Step 6: Final answer
x = 22,895,993.70
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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.