Finding the Fourth Proportional to 13,392,419.13, 20,054,552.43 and 8,829,624.99
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Solution
The fourth proportional to 13,392,419.13, 20,054,552.43 and 8,829,624.99 is: 13,221,971.00
Step by Step Solution
- Step 1: Write the proportion equation
13,392,419.13 : 20,054,552.43 = 8,829,624.99 : x - Step 2: Convert to fraction form
13,392,419.13/20,054,552.43 = 8,829,624.99/x - Step 3: Cross multiply
13,392,419.13x = 20,054,552.43 × 8,829,624.99 - Step 4: Simplify right side
13,392,419.13x = 177,074,177,299,193.22 - Step 5: Solve for x
x = 177,074,177,299,193.22/13,392,419.13 - Step 6: Final answer
x = 13,221,971.00
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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.