Finding the Fourth Proportional to 7,840,233.20, 10,818,768.84 and 4,401,686
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Solution
The fourth proportional to 7,840,233.20, 10,818,768.84 and 4,401,686 is: 6,073,903.94
Step by Step Solution
- Step 1: Write the proportion equation
7,840,233.20 : 10,818,768.84 = 4,401,686 : x - Step 2: Convert to fraction form
7,840,233.20/10,818,768.84 = 4,401,686/x - Step 3: Cross multiply
7,840,233.20x = 10,818,768.84 × 4,401,686 - Step 4: Simplify right side
7,840,233.20x = 47,620,823,340,264.24 - Step 5: Solve for x
x = 47,620,823,340,264.24/7,840,233.20 - Step 6: Final answer
x = 6,073,903.94
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1.5x scale
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.