Finding the Fourth Proportional to 6,352,637.12, 8,766,632.55 and 3,452,021.06
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Solution
The fourth proportional to 6,352,637.12, 8,766,632.55 and 3,452,021.06 is: 4,763,785.44
Step by Step Solution
- Step 1: Write the proportion equation
6,352,637.12 : 8,766,632.55 = 3,452,021.06 : x - Step 2: Convert to fraction form
6,352,637.12/8,766,632.55 = 3,452,021.06/x - Step 3: Cross multiply
6,352,637.12x = 8,766,632.55 × 3,452,021.06 - Step 4: Simplify right side
6,352,637.12x = 30,262,600,186,888.11 - Step 5: Solve for x
x = 30,262,600,186,888.11/6,352,637.12 - Step 6: Final answer
x = 4,763,785.44
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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.