Finding the Fourth Proportional to 10,767,999.75, 16,155,126.99 and 3,481,303.92
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Solution
The fourth proportional to 10,767,999.75, 16,155,126.99 and 3,481,303.92 is: 5,222,966.96
Step by Step Solution
- Step 1: Write the proportion equation
10,767,999.75 : 16,155,126.99 = 3,481,303.92 : x - Step 2: Convert to fraction form
10,767,999.75/16,155,126.99 = 3,481,303.92/x - Step 3: Cross multiply
10,767,999.75x = 16,155,126.99 × 3,481,303.92 - Step 4: Simplify right side
10,767,999.75x = 56,240,906,918,384.80 - Step 5: Solve for x
x = 56,240,906,918,384.80/10,767,999.75 - Step 6: Final answer
x = 5,222,966.96
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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.