Finding the Fourth Proportional to 10,548,660.75, 15,825,377.39 and 3,360,604.11
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Solution
The fourth proportional to 10,548,660.75, 15,825,377.39 and 3,360,604.11 is: 5,041,666.39
Step by Step Solution
- Step 1: Write the proportion equation
10,548,660.75 : 15,825,377.39 = 3,360,604.11 : x - Step 2: Convert to fraction form
10,548,660.75/15,825,377.39 = 3,360,604.11/x - Step 3: Cross multiply
10,548,660.75x = 15,825,377.39 × 3,360,604.11 - Step 4: Simplify right side
10,548,660.75x = 53,182,828,366,881.75 - Step 5: Solve for x
x = 53,182,828,366,881.75/10,548,660.75 - Step 6: Final answer
x = 5,041,666.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.