Finding the Fourth Proportional to 33,211,400.70, 49,817,101.05 and 18,862,493.70
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Solution
The fourth proportional to 33,211,400.70, 49,817,101.05 and 18,862,493.70 is: 28,293,740.55
Step by Step Solution
- Step 1: Write the proportion equation
33,211,400.70 : 49,817,101.05 = 18,862,493.70 : x - Step 2: Convert to fraction form
33,211,400.70/49,817,101.05 = 18,862,493.70/x - Step 3: Cross multiply
33,211,400.70x = 49,817,101.05 × 18,862,493.70 - Step 4: Simplify right side
33,211,400.70x = 939,674,754,707,888.25 - Step 5: Solve for x
x = 939,674,754,707,888.25/33,211,400.70 - Step 6: Final answer
x = 28,293,740.55
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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.