Finding the Fourth Proportional to 5,798,875.74, 8,019,788.49 and 5,072,460.96
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Solution
The fourth proportional to 5,798,875.74, 8,019,788.49 and 5,072,460.96 is: 7,015,163.95
Step by Step Solution
- Step 1: Write the proportion equation
5,798,875.74 : 8,019,788.49 = 5,072,460.96 : x - Step 2: Convert to fraction form
5,798,875.74/8,019,788.49 = 5,072,460.96/x - Step 3: Cross multiply
5,798,875.74x = 8,019,788.49 × 5,072,460.96 - Step 4: Simplify right side
5,798,875.74x = 40,680,064,022,982.35 - Step 5: Solve for x
x = 40,680,064,022,982.35/5,798,875.74 - Step 6: Final answer
x = 7,015,163.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.