Finding the Fourth Proportional to 17,604,955.20, 26,407,432.80 and 16,542,073.20
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Solution
The fourth proportional to 17,604,955.20, 26,407,432.80 and 16,542,073.20 is: 24,813,109.80
Step by Step Solution
- Step 1: Write the proportion equation
17,604,955.20 : 26,407,432.80 = 16,542,073.20 : x - Step 2: Convert to fraction form
17,604,955.20/26,407,432.80 = 16,542,073.20/x - Step 3: Cross multiply
17,604,955.20x = 26,407,432.80 × 16,542,073.20 - Step 4: Simplify right side
17,604,955.20x = 436,833,686,401,680.94 - Step 5: Solve for x
x = 436,833,686,401,680.94/17,604,955.20 - Step 6: Final answer
x = 24,813,109.80
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Similar ratio
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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.