Finding the Fourth Proportional to 11,038,618.81, 16,556,624.17 and 2,952,221.14
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Solution
The fourth proportional to 11,038,618.81, 16,556,624.17 and 2,952,221.14 is: 4,427,982.95
Step by Step Solution
- Step 1: Write the proportion equation
11,038,618.81 : 16,556,624.17 = 2,952,221.14 : x - Step 2: Convert to fraction form
11,038,618.81/16,556,624.17 = 2,952,221.14/x - Step 3: Cross multiply
11,038,618.81x = 16,556,624.17 × 2,952,221.14 - Step 4: Simplify right side
11,038,618.81x = 48,878,815,881,708.95 - Step 5: Solve for x
x = 48,878,815,881,708.95/11,038,618.81 - Step 6: Final answer
x = 4,427,982.95
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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.