Finding the Fourth Proportional to 9,652,107.02, 13,319,899.81 and 5,301,311.09
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Solution
The fourth proportional to 9,652,107.02, 13,319,899.81 and 5,301,311.09 is: 7,315,804.97
Step by Step Solution
- Step 1: Write the proportion equation
9,652,107.02 : 13,319,899.81 = 5,301,311.09 : x - Step 2: Convert to fraction form
9,652,107.02/13,319,899.81 = 5,301,311.09/x - Step 3: Cross multiply
9,652,107.02x = 13,319,899.81 × 5,301,311.09 - Step 4: Simplify right side
9,652,107.02x = 70,612,932,500,589.11 - Step 5: Solve for x
x = 70,612,932,500,589.11/9,652,107.02 - Step 6: Final answer
x = 7,315,804.97
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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.