Finding the Fourth Proportional to 51,126,568.50, 76,691,427.39 and 22,357,895.70
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Solution
The fourth proportional to 51,126,568.50, 76,691,427.39 and 22,357,895.70 is: 33,537,532.15
Step by Step Solution
- Step 1: Write the proportion equation
51,126,568.50 : 76,691,427.39 = 22,357,895.70 : x - Step 2: Convert to fraction form
51,126,568.50/76,691,427.39 = 22,357,895.70/x - Step 3: Cross multiply
51,126,568.50x = 76,691,427.39 × 22,357,895.70 - Step 4: Simplify right side
51,126,568.50x = 1,714,658,934,669,743.25 - Step 5: Solve for x
x = 1,714,658,934,669,743.25/51,126,568.50 - Step 6: Final answer
x = 33,537,532.15
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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.