Finding the Fourth Proportional to 16,557,809.20, 24,836,713.80 and 14,038,385.20
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Solution
The fourth proportional to 16,557,809.20, 24,836,713.80 and 14,038,385.20 is: 21,057,577.80
Step by Step Solution
- Step 1: Write the proportion equation
16,557,809.20 : 24,836,713.80 = 14,038,385.20 : x - Step 2: Convert to fraction form
16,557,809.20/24,836,713.80 = 14,038,385.20/x - Step 3: Cross multiply
16,557,809.20x = 24,836,713.80 × 14,038,385.20 - Step 4: Simplify right side
16,557,809.20x = 348,667,355,426,555.75 - Step 5: Solve for x
x = 348,667,355,426,555.75/16,557,809.20 - Step 6: Final answer
x = 21,057,577.80
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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.