Finding the Fourth Proportional to 9,980,232.99, 14,971,991.86 and 3,063,538.70
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Solution
The fourth proportional to 9,980,232.99, 14,971,991.86 and 3,063,538.70 is: 4,595,812.19
Step by Step Solution
- Step 1: Write the proportion equation
9,980,232.99 : 14,971,991.86 = 3,063,538.70 : x - Step 2: Convert to fraction form
9,980,232.99/14,971,991.86 = 3,063,538.70/x - Step 3: Cross multiply
9,980,232.99x = 14,971,991.86 × 3,063,538.70 - Step 4: Simplify right side
9,980,232.99x = 45,867,276,479,194.98 - Step 5: Solve for x
x = 45,867,276,479,194.98/9,980,232.99 - Step 6: Final answer
x = 4,595,812.19
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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.