Finding the Fourth Proportional to 9,473,563.58, 13,073,508.41 and 5,122,639.46
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Solution
The fourth proportional to 9,473,563.58, 13,073,508.41 and 5,122,639.46 is: 7,069,237.41
Step by Step Solution
- Step 1: Write the proportion equation
9,473,563.58 : 13,073,508.41 = 5,122,639.46 : x - Step 2: Convert to fraction form
9,473,563.58/13,073,508.41 = 5,122,639.46/x - Step 3: Cross multiply
9,473,563.58x = 13,073,508.41 × 5,122,639.46 - Step 4: Simplify right side
9,473,563.58x = 66,970,870,068,778.44 - Step 5: Solve for x
x = 66,970,870,068,778.44/9,473,563.58 - Step 6: Final answer
x = 7,069,237.41
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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.