Finding the Fourth Proportional to 16,299,938.80, 24,449,908.20 and 8,741,666.80
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Solution
The fourth proportional to 16,299,938.80, 24,449,908.20 and 8,741,666.80 is: 13,112,500.20
Step by Step Solution
- Step 1: Write the proportion equation
16,299,938.80 : 24,449,908.20 = 8,741,666.80 : x - Step 2: Convert to fraction form
16,299,938.80/24,449,908.20 = 8,741,666.80/x - Step 3: Cross multiply
16,299,938.80x = 24,449,908.20 × 8,741,666.80 - Step 4: Simplify right side
16,299,938.80x = 213,732,950,774,987.78 - Step 5: Solve for x
x = 213,732,950,774,987.78/16,299,938.80 - Step 6: Final answer
x = 13,112,500.20
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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.