Finding the Fourth Proportional to 7,243,355.70, 10,865,033.55 and 2,451,201.30
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Solution
The fourth proportional to 7,243,355.70, 10,865,033.55 and 2,451,201.30 is: 3,676,801.95
Step by Step Solution
- Step 1: Write the proportion equation
7,243,355.70 : 10,865,033.55 = 2,451,201.30 : x - Step 2: Convert to fraction form
7,243,355.70/10,865,033.55 = 2,451,201.30/x - Step 3: Cross multiply
7,243,355.70x = 10,865,033.55 × 2,451,201.30 - Step 4: Simplify right side
7,243,355.70x = 26,632,384,362,303.61 - Step 5: Solve for x
x = 26,632,384,362,303.61/7,243,355.70 - Step 6: Final answer
x = 3,676,801.95
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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.