Finding the Fourth Proportional to 43,812,921.42, 65,717,554.86 and 11,464,107.75
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Solution
The fourth proportional to 43,812,921.42, 65,717,554.86 and 11,464,107.75 is: 17,195,683.50
Step by Step Solution
- Step 1: Write the proportion equation
43,812,921.42 : 65,717,554.86 = 11,464,107.75 : x - Step 2: Convert to fraction form
43,812,921.42/65,717,554.86 = 11,464,107.75/x - Step 3: Cross multiply
43,812,921.42x = 65,717,554.86 × 11,464,107.75 - Step 4: Simplify right side
43,812,921.42x = 753,393,129,735,135.38 - Step 5: Solve for x
x = 753,393,129,735,135.38/43,812,921.42 - Step 6: Final answer
x = 17,195,683.50
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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.