Finding the Fourth Proportional to 5,626,777.01, 7,764,959.97 and 3,048,457.84
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Solution
The fourth proportional to 5,626,777.01, 7,764,959.97 and 3,048,457.84 is: 4,206,875.99
Step by Step Solution
- Step 1: Write the proportion equation
5,626,777.01 : 7,764,959.97 = 3,048,457.84 : x - Step 2: Convert to fraction form
5,626,777.01/7,764,959.97 = 3,048,457.84/x - Step 3: Cross multiply
5,626,777.01x = 7,764,959.97 × 3,048,457.84 - Step 4: Simplify right side
5,626,777.01x = 23,671,153,078,420.26 - Step 5: Solve for x
x = 23,671,153,078,420.26/5,626,777.01 - Step 6: Final answer
x = 4,206,875.99
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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.