Finding the Fourth Proportional to 84,564,010.60, 126,846,015.90 and 44,169,245.80
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Solution
The fourth proportional to 84,564,010.60, 126,846,015.90 and 44,169,245.80 is: 66,253,868.70
Step by Step Solution
- Step 1: Write the proportion equation
84,564,010.60 : 126,846,015.90 = 44,169,245.80 : x - Step 2: Convert to fraction form
84,564,010.60/126,846,015.90 = 44,169,245.80/x - Step 3: Cross multiply
84,564,010.60x = 126,846,015.90 × 44,169,245.80 - Step 4: Simplify right side
84,564,010.60x = 5,602,692,855,037,808 - Step 5: Solve for x
x = 5,602,692,855,037,808/84,564,010.60 - Step 6: Final answer
x = 66,253,868.70
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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.