Finding the Fourth Proportional to 5,336,055.19, 7,363,754.60 and 2,888,664.42
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Solution
The fourth proportional to 5,336,055.19, 7,363,754.60 and 2,888,664.42 is: 3,986,356.06
Step by Step Solution
- Step 1: Write the proportion equation
5,336,055.19 : 7,363,754.60 = 2,888,664.42 : x - Step 2: Convert to fraction form
5,336,055.19/7,363,754.60 = 2,888,664.42/x - Step 3: Cross multiply
5,336,055.19x = 7,363,754.60 × 2,888,664.42 - Step 4: Simplify right side
5,336,055.19x = 21,271,415,899,443.61 - Step 5: Solve for x
x = 21,271,415,899,443.61/5,336,055.19 - Step 6: Final answer
x = 3,986,356.06
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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.