Finding the Fourth Proportional to 5,533,075.06, 7,635,628.42 and 3,085,688.74
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Solution
The fourth proportional to 5,533,075.06, 7,635,628.42 and 3,085,688.74 is: 4,258,242.01
Step by Step Solution
- Step 1: Write the proportion equation
5,533,075.06 : 7,635,628.42 = 3,085,688.74 : x - Step 2: Convert to fraction form
5,533,075.06/7,635,628.42 = 3,085,688.74/x - Step 3: Cross multiply
5,533,075.06x = 7,635,628.42 × 3,085,688.74 - Step 4: Simplify right side
5,533,075.06x = 23,561,172,638,417.99 - Step 5: Solve for x
x = 23,561,172,638,417.99/5,533,075.06 - Step 6: Final answer
x = 4,258,242.01
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1.5x scale
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.