Finding the Fourth Proportional to 6,805,315.80, 10,207,973.70 and 2,544,930.45
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Solution
The fourth proportional to 6,805,315.80, 10,207,973.70 and 2,544,930.45 is: 3,817,395.68
Step by Step Solution
- Step 1: Write the proportion equation
6,805,315.80 : 10,207,973.70 = 2,544,930.45 : x - Step 2: Convert to fraction form
6,805,315.80/10,207,973.70 = 2,544,930.45/x - Step 3: Cross multiply
6,805,315.80x = 10,207,973.70 × 2,544,930.45 - Step 4: Simplify right side
6,805,315.80x = 25,978,583,101,929.16 - Step 5: Solve for x
x = 25,978,583,101,929.16/6,805,315.80 - Step 6: Final answer
x = 3,817,395.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.