Finding the Fourth Proportional to 7,844,337.70, 11,767,184.80 and 2,164,562.26
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Solution
The fourth proportional to 7,844,337.70, 11,767,184.80 and 2,164,562.26 is: 3,247,030.55
Step by Step Solution
- Step 1: Write the proportion equation
7,844,337.70 : 11,767,184.80 = 2,164,562.26 : x - Step 2: Convert to fraction form
7,844,337.70/11,767,184.80 = 2,164,562.26/x - Step 3: Cross multiply
7,844,337.70x = 11,767,184.80 × 2,164,562.26 - Step 4: Simplify right side
7,844,337.70x = 25,470,804,124,525.65 - Step 5: Solve for x
x = 25,470,804,124,525.65/7,844,337.70 - Step 6: Final answer
x = 3,247,030.55
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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.