Finding the Fourth Proportional to 11,913,796.14, 17,867,741.74 and 3,394,206.42
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Solution
The fourth proportional to 11,913,796.14, 17,867,741.74 and 3,394,206.42 is: 5,090,468.48
Step by Step Solution
- Step 1: Write the proportion equation
11,913,796.14 : 17,867,741.74 = 3,394,206.42 : x - Step 2: Convert to fraction form
11,913,796.14/17,867,741.74 = 3,394,206.42/x - Step 3: Cross multiply
11,913,796.14x = 17,867,741.74 × 3,394,206.42 - Step 4: Simplify right side
11,913,796.14x = 60,646,803,724,809.96 - Step 5: Solve for x
x = 60,646,803,724,809.96/11,913,796.14 - Step 6: Final answer
x = 5,090,468.48
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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.