Finding the Fourth Proportional to 8,792,257.36, 12,137,470.80 and 5,893,541.92
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Solution
The fourth proportional to 8,792,257.36, 12,137,470.80 and 5,893,541.92 is: 8,135,873.42
Step by Step Solution
- Step 1: Write the proportion equation
8,792,257.36 : 12,137,470.80 = 5,893,541.92 : x - Step 2: Convert to fraction form
8,792,257.36/12,137,470.80 = 5,893,541.92/x - Step 3: Cross multiply
8,792,257.36x = 12,137,470.80 × 5,893,541.92 - Step 4: Simplify right side
8,792,257.36x = 71,532,692,962,575.94 - Step 5: Solve for x
x = 71,532,692,962,575.94/8,792,257.36 - Step 6: Final answer
x = 8,135,873.42
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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.