Finding the Fourth Proportional to 8,366,424.80, 12,530,974.80 and 6,873,432.80
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Solution
The fourth proportional to 8,366,424.80, 12,530,974.80 and 6,873,432.80 is: 10,294,817.11
Step by Step Solution
- Step 1: Write the proportion equation
8,366,424.80 : 12,530,974.80 = 6,873,432.80 : x - Step 2: Convert to fraction form
8,366,424.80/12,530,974.80 = 6,873,432.80/x - Step 3: Cross multiply
8,366,424.80x = 12,530,974.80 × 6,873,432.80 - Step 4: Simplify right side
8,366,424.80x = 86,130,813,206,293.44 - Step 5: Solve for x
x = 86,130,813,206,293.44/8,366,424.80 - Step 6: Final answer
x = 10,294,817.11
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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.