Finding the Fourth Proportional to 7,506,055.08, 10,359,315.34 and 4,198,533.12
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Solution
The fourth proportional to 7,506,055.08, 10,359,315.34 and 4,198,533.12 is: 5,794,512.31
Step by Step Solution
- Step 1: Write the proportion equation
7,506,055.08 : 10,359,315.34 = 4,198,533.12 : x - Step 2: Convert to fraction form
7,506,055.08/10,359,315.34 = 4,198,533.12/x - Step 3: Cross multiply
7,506,055.08x = 10,359,315.34 × 4,198,533.12 - Step 4: Simplify right side
7,506,055.08x = 43,493,928,555,514.06 - Step 5: Solve for x
x = 43,493,928,555,514.06/7,506,055.08 - Step 6: Final answer
x = 5,794,512.31
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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.