Finding the Fourth Proportional to 6,673,763.48, 9,209,866.07 and 3,920,567.00
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Solution
The fourth proportional to 6,673,763.48, 9,209,866.07 and 3,920,567.00 is: 5,410,425.03
Step by Step Solution
- Step 1: Write the proportion equation
6,673,763.48 : 9,209,866.07 = 3,920,567.00 : x - Step 2: Convert to fraction form
6,673,763.48/9,209,866.07 = 3,920,567.00/x - Step 3: Cross multiply
6,673,763.48x = 9,209,866.07 × 3,920,567.00 - Step 4: Simplify right side
6,673,763.48x = 36,107,897,021,287.77 - Step 5: Solve for x
x = 36,107,897,021,287.77/6,673,763.48 - Step 6: Final answer
x = 5,410,425.03
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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.