Finding the Fourth Proportional to 5,119,352.03, 7,064,663.81 and 2,796,246.03
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Solution
The fourth proportional to 5,119,352.03, 7,064,663.81 and 2,796,246.03 is: 3,858,796.58
Step by Step Solution
- Step 1: Write the proportion equation
5,119,352.03 : 7,064,663.81 = 2,796,246.03 : x - Step 2: Convert to fraction form
5,119,352.03/7,064,663.81 = 2,796,246.03/x - Step 3: Cross multiply
5,119,352.03x = 7,064,663.81 × 2,796,246.03 - Step 4: Simplify right side
5,119,352.03x = 19,754,538,120,498.59 - Step 5: Solve for x
x = 19,754,538,120,498.59/5,119,352.03 - Step 6: Final answer
x = 3,858,796.58
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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.