Finding the Fourth Proportional to 13,975,593.39, 19,281,833.12 and 8,467,207.43
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Solution
The fourth proportional to 13,975,593.39, 19,281,833.12 and 8,467,207.43 is: 11,682,028.52
Step by Step Solution
- Step 1: Write the proportion equation
13,975,593.39 : 19,281,833.12 = 8,467,207.43 : x - Step 2: Convert to fraction form
13,975,593.39/19,281,833.12 = 8,467,207.43/x - Step 3: Cross multiply
13,975,593.39x = 19,281,833.12 × 8,467,207.43 - Step 4: Simplify right side
13,975,593.39x = 163,263,280,582,442.94 - Step 5: Solve for x
x = 163,263,280,582,442.94/13,975,593.39 - Step 6: Final answer
x = 11,682,028.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.