Finding the Fourth Proportional to 6,028,638.22, 8,319,615.16 and 3,275,380.18
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Solution
The fourth proportional to 6,028,638.22, 8,319,615.16 and 3,275,380.18 is: 4,520,075.95
Step by Step Solution
- Step 1: Write the proportion equation
6,028,638.22 : 8,319,615.16 = 3,275,380.18 : x - Step 2: Convert to fraction form
6,028,638.22/8,319,615.16 = 3,275,380.18/x - Step 3: Cross multiply
6,028,638.22x = 8,319,615.16 × 3,275,380.18 - Step 4: Simplify right side
6,028,638.22x = 27,249,902,600,291.53 - Step 5: Solve for x
x = 27,249,902,600,291.53/6,028,638.22 - Step 6: Final answer
x = 4,520,075.95
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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.