Finding the Fourth Proportional to 6,257,928.90, 9,390,842.26 and 2,663,690.08
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Solution
The fourth proportional to 6,257,928.90, 9,390,842.26 and 2,663,690.08 is: 3,997,215.98
Step by Step Solution
- Step 1: Write the proportion equation
6,257,928.90 : 9,390,842.26 = 2,663,690.08 : x - Step 2: Convert to fraction form
6,257,928.90/9,390,842.26 = 2,663,690.08/x - Step 3: Cross multiply
6,257,928.90x = 9,390,842.26 × 2,663,690.08 - Step 4: Simplify right side
6,257,928.90x = 25,014,293,370,806.78 - Step 5: Solve for x
x = 25,014,293,370,806.78/6,257,928.90 - Step 6: Final answer
x = 3,997,215.98
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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.