Finding the Fourth Proportional to 38,308,654.80, 57,490,975.80 and 26,971,246.80
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Solution
The fourth proportional to 38,308,654.80, 57,490,975.80 and 26,971,246.80 is: 40,476,579.12
Step by Step Solution
- Step 1: Write the proportion equation
38,308,654.80 : 57,490,975.80 = 26,971,246.80 : x - Step 2: Convert to fraction form
38,308,654.80/57,490,975.80 = 26,971,246.80/x - Step 3: Cross multiply
38,308,654.80x = 57,490,975.80 × 26,971,246.80 - Step 4: Simplify right side
38,308,654.80x = 1,550,603,297,074,627.50 - Step 5: Solve for x
x = 1,550,603,297,074,627.50/38,308,654.80 - Step 6: Final answer
x = 40,476,579.12
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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.