Finding the Fourth Proportional to 16,397,956.60, 24,604,307.70 and 7,417,886.20
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Solution
The fourth proportional to 16,397,956.60, 24,604,307.70 and 7,417,886.20 is: 11,130,164.51
Step by Step Solution
- Step 1: Write the proportion equation
16,397,956.60 : 24,604,307.70 = 7,417,886.20 : x - Step 2: Convert to fraction form
16,397,956.60/24,604,307.70 = 7,417,886.20/x - Step 3: Cross multiply
16,397,956.60x = 24,604,307.70 × 7,417,886.20 - Step 4: Simplify right side
16,397,956.60x = 182,511,954,548,383.75 - Step 5: Solve for x
x = 182,511,954,548,383.75/16,397,956.60 - Step 6: Final answer
x = 11,130,164.51
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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.