Finding the Fourth Proportional to 16,135,257.40, 22,266,659.58 and 8,793,092.68
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Solution
The fourth proportional to 16,135,257.40, 22,266,659.58 and 8,793,092.68 is: 12,134,470.28
Step by Step Solution
- Step 1: Write the proportion equation
16,135,257.40 : 22,266,659.58 = 8,793,092.68 : x - Step 2: Convert to fraction form
16,135,257.40/22,266,659.58 = 8,793,092.68/x - Step 3: Cross multiply
16,135,257.40x = 22,266,659.58 × 8,793,092.68 - Step 4: Simplify right side
16,135,257.40x = 195,792,801,360,949.84 - Step 5: Solve for x
x = 195,792,801,360,949.84/16,135,257.40 - Step 6: Final answer
x = 12,134,470.28
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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.