Finding the Fourth Proportional to 6,422,551.18, 8,863,242.24 and 3,521,769.04
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Solution
The fourth proportional to 6,422,551.18, 8,863,242.24 and 3,521,769.04 is: 4,860,107.96
Step by Step Solution
- Step 1: Write the proportion equation
6,422,551.18 : 8,863,242.24 = 3,521,769.04 : x - Step 2: Convert to fraction form
6,422,551.18/8,863,242.24 = 3,521,769.04/x - Step 3: Cross multiply
6,422,551.18x = 8,863,242.24 × 3,521,769.04 - Step 4: Simplify right side
6,422,551.18x = 31,214,292,114,852.25 - Step 5: Solve for x
x = 31,214,292,114,852.25/6,422,551.18 - Step 6: Final answer
x = 4,860,107.96
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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.