Finding the Fourth Proportional to 11,519,167.05, 17,281,327.86 and 4,330,763.19
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Solution
The fourth proportional to 11,519,167.05, 17,281,327.86 and 4,330,763.19 is: 6,497,113.74
Step by Step Solution
- Step 1: Write the proportion equation
11,519,167.05 : 17,281,327.86 = 4,330,763.19 : x - Step 2: Convert to fraction form
11,519,167.05/17,281,327.86 = 4,330,763.19/x - Step 3: Cross multiply
11,519,167.05x = 17,281,327.86 × 4,330,763.19 - Step 4: Simplify right side
11,519,167.05x = 74,841,338,570,409.48 - Step 5: Solve for x
x = 74,841,338,570,409.48/11,519,167.05 - Step 6: Final answer
x = 6,497,113.74
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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.